41points

Oppo A3s

61points

Xiaomi Redmi 7

vs
vs

148 facts in comparison

Oppo A3s vs Xiaomi Redmi 7

Oppo A3s
Xiaomi Redmi 7
41
points
Oppo A3s
61
points
Xiaomi Redmi 7

Why is Oppo A3s better than Xiaomi Redmi 7?

  • 5.75% more battery power
    ?

    4230mAhvs4000mAh
  • 0.74% higher pixel density
    ?

    271ppivs269ppi
  • 7.14% more megapixels (main camera)
    ?

    13MP & 2MPvs12 & 2MP
  • Supports Wi-Fi 5 (802.11ac)
    ?
  • 12g lighter
    ?

    168gvs180g
  • 0.3mm thinner
    ?

    8.2mmvs8.5mm
  • 2.5mm shorter
    ?

    156.2mmvs158.7mm
  • 5.05% less body volume
    ?

    96.83cm³vs101.98061999999999cm³

Why is Xiaomi Redmi 7 better than Oppo A3s?

  • 2GB more RAM memory
    ?

    4GBvs2GB
  • 0.97% bigger screen size
    ?

    6.26"vs6.2"
  • Has branded damage-resistant glass
    ?
  • 48GB more internal storage
    ?

    64GBvs16GB
  • 2x better video recording quality (main camera)
    ?

    1080 x 60fpsvs1080 x 30fps
  • Has a fingerprint scanner
    ?
  • Supports fast charging
    ?
  • Has a dual-tone LED flash
    ?

Price comparison

Oppo A3s

ProductStorePrice
Oppo A3s AmazonOPPO F11 (6GB RAM, 128GB Storage)
Amazon logo
$368.90
Oppo A3s AmazonOriginal OPPO K1 4G+64G Mobile Phone 4G ...Original OPPO K1 4G+64G Mobile Phone 4G LTE Android 8.1 Snapdragon 660 Octa Core 25MP AI Selfie Screen Fingerprint ID Cellphone Support Google-by (CTM Global Store) (4G+64G Blue)
Amazon logo
$268.88
Oppo A3s AmazonOppo R17 128GB/8GB (Blue) 4G LTE 6.4" 23...Oppo R17 128GB/8GB (Blue) 4G LTE 6.4" 2340x1080 AMOLED - Factory Unlocked - GSM ONLY, NO CDMA - No Warranty in The USA
Amazon logo
$499.99
Oppo A3s AmazonOPPO F11 Pro (Thunder Black, 6GB RAM, 12...OPPO F11 Pro (Thunder Black, 6GB RAM, 128GB Storage) (Rising Camera)
Amazon logo
$385.00
Oppo A3s AmazonOPPO R15 6.28" 4G LTE Mobile Phone 128GB...OPPO R15 6.28" 4G LTE Mobile Phone 128GB ROM 6GB RAM GSM Only, No CDMA (Red)
Amazon logo
$460.23
Oppo A3s AmazonOppo R17 PRO 128G/8G 6.4 inches 2340x108...Oppo R17 PRO 128G/8G 6.4 inches 2340x1080 AMOLED Factory Unlocked International Model - GSM Carrier Networks -Stream Blue, Green (Green)
Amazon logo
$499.99
Oppo A3s AmazonOriginal OPPO K1 4G+64G Mobile Phone 4G ...Original OPPO K1 4G+64G Mobile Phone 4G LTE Android 8.1 Snapdragon 660 Octa Core 25MP AI Selfie Screen Fingerprint ID Cellphone Support Google-by (CTM Global Store) (4G+64G Silver Green)
Amazon logo
$268.88
Oppo A3s AmazonOriginal Oppo K3 8G+128G Mobile Phone 4G...Original Oppo K3 8G+128G Mobile Phone 4G LTE Android 9 Snapdragon 710 Octa Core 6.5" AMOLED VOOC 3.0 Screen Fingerprint Support Google-by (CTM Global Store) (Secret Black 8G+128G)
Amazon logo
$401.11
Oppo A3s AmazonOPPO Find X FindX 6.42'' 128GB 8GB Smart...OPPO Find X FindX 6.42'' 128GB 8GB Smartphone Dual SIM GSM Only, No CDMA (Glacier Blue)
Amazon logo
$681.23
Oppo A3s walmartOppo Foam Toe Separator & Retractor [602...Oppo Foam Toe Separator & Retractor [6021] 6 Pack
walmart logo
$7.14
Oppo A3s aliexpress6.23" F7 LCD For OPPO A3 LCD Display CPH...6.23" F7 LCD For OPPO A3 LCD Display CPH1819 CPH1821 Touch Screen Digitizer Assembly Replacement with Frame For OPPO F7
aliexpress logo
$30.40

Xiaomi Redmi 7

ProductStorePrice
Xiaomi Redmi 7 AmazonXiaomi Redmi 7 32GB+3GB RAM 6.26" HD+ LT...Xiaomi Redmi 7 32GB+3GB RAM 6.26" HD+ LTE Factory Unlocked GMS Smartphone (Global Version, No Warranty) (Eclipse Black)
Amazon logo
$145.00
Xiaomi Redmi 7 AmazonXiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Di...Xiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Display, Face ID, Dual SIM GSM Factory Unlocked (US + Global 4G LTE International Model) (Black)
Amazon logo
$97.41
Xiaomi Redmi 7 AmazonXiaomi Redmi 8 64GB Dual-SIM GSM Unlocke...Xiaomi Redmi 8 64GB Dual-SIM GSM Unlocked Phone - Sapphire Blue
Amazon logo
$144.99
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 8 128GB 4GB RAM 48MP F...Xiaomi Redmi Note 8 128GB 4GB RAM 48MP Factory Unlocked Global Version Dual SIM Smartphone (Space Black)
Amazon logo
$188.97
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'...Xiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'' FHD+, Snapdragon 660, Black - Unlocked Global Version
Amazon logo
$199.00
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'...Xiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'' FHD+, Snapdragon 660, Blue - Unlocked Global Version, No Warranty
Amazon logo
$189.98
Xiaomi Redmi 7 AmazonXiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Di...Xiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Display, Face ID, Dual SIM GSM Factory Unlocked (US + Global 4G LTE International Model) (Blue)
Amazon logo
$99.77
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 7 128GB + 4GB RAM 6.3"...Xiaomi Redmi Note 7 128GB + 4GB RAM 6.3" FHD+ LTE Factory Unlocked 48MP GSM Smartphone (Global Version, No Warranty) (Space Black)
Amazon logo
$195.00
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 8 128GB 4GB RAM 48MP F...Xiaomi Redmi Note 8 128GB 4GB RAM 48MP Factory Unlocked Global Version Dual SIM Smartphone (Neptune Blue)
Amazon logo
$189.00
Xiaomi Redmi 7 banggood_wwXiaomi Redmi 7A Global Version 5.45 inch...Xiaomi Redmi 7A Global Version 5.45 inch Face Unlock 4000mAh 2GB 16GB Snapdragon 439 Octa core 4G Smartphone
banggood_ww logo
$109.99
Xiaomi Redmi 7 walmartXiaomi Redmi Note 7 128GB + 4GB RAM 6.3"...Xiaomi Redmi Note 7 128GB + 4GB RAM 6.3" FHD+ LTE Factory Unlocked 48MP GSM Smartphone (Global Version) (Space Black)
walmart logo
$189.99
Xiaomi Redmi 7 aliexpressGloabl Version Xiaomi Redmi Note 8 4GB 6...Gloabl Version Xiaomi Redmi Note 8 4GB 64GB 48MP Quad Camera Smartphone Snapdragon 665 Octa Core 6.3" FHD Screen 4K Video Phone
aliexpress logo
$157.58

Design

1.weather-sealed (splashproof)
Oppo A3s
Xiaomi Redmi 7
The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes.
2.weight

168g

180g

We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
3.thickness

8.2mm

8.5mm

We consider a thinner chassis better because it makes the product more compact and portable. Thinness is a feature highlighted by many manufacturers of mobile devices, but it is essential for a wide range of products.
4.width

75.6mm

75.6mm

The width represents the horizontal dimension of the product. We consider a smaller width better because it assures easy maneuverability.
5.height

156.2mm

158.7mm

The height represents the vertical dimension of the product. We consider a smaller height better because it assures easy maneuverability.
6.volume

96.83cm³

101.98cm³

Volume is the quantity of three-dimensional space enclosed by the product's chassis or, in simpler terms, the space the product occupies.

Display

1.pixel density

271ppi

269ppi

Pixel density is a measurement of a screen's resolution, expressed as the number of pixels per inch (PPI) on the screen. A higher pixel density translates into more clarity and sharpness for the images rendered on the screen, thus improving the quality of the viewing experience.
2.resolution

720 x 1520px

720 x 1520px

Resolution is an essential indicator of a screen's image quality, representing the maximum amount of pixels that can be shown on the screen. The resolution is given as a compound value, comprised of horizontal and vertical pixels.
3.screen size

6.2"

6.26"

The bigger the screen size is, the better the user experience.
4.has branded damage-resistant glass
Oppo A3s
Xiaomi Redmi 7
Damage-resistant glass (such as Corning Gorilla Glass or Asahi Dragontrail Glass) is thin, lightweight, and can withstand high levels of force.
5.LCD display with 3 subpixels per pixels
Oppo A3s
Xiaomi Redmi 7
The device has an LCD display with 3 subpixels per pixel, resulting in sharp and crisp images. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.
6.has an IPS screen
Oppo A3s
Xiaomi Redmi 7
IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of conventional twisted nematic TFT displays: limited viewing angles and low-quality color reproduction. PLS (Plane-to-Line Switching) is a type of IPS screen developed by Samsung, with increased brightness and lower production costs.

Performance

1.CPU speed

4 x 1.8GHz & 4 x 1.8GHz (Qualcomm Snapdragon 632)

The CPU speed indicates how many processing cycles per second can be executed by a CPU, considering all of its cores (processing units). It is calculated by adding the clock rates of each core or, in the case of multi-core processors employing different microarchitectures, of each group of cores.
2.RAM

2GB

4GB

Random-access memory (RAM) is a form of volatile memory used to store working data and machine code currently in use. It is a quick-access, temporary virtual storage that can be read and changed in any order, thus enabling fast data processing.
3.has an external memory slot
Oppo A3s
Xiaomi Redmi 7
The device has a standard memory slot (such as an SD or micro SD card slot) that enables you to extend the built-in internal storage with affordable memory modules, or easily retrieve data, such as photographs, from the memory card.
4.internal storage

16GB

64GB

The internal storage, also called read-only memory (ROM), refers to the built-in storage space available in a device for system data, apps, and user-generated data. With a large amount of internal storage, you can save more files and apps on your device.
5.Has integrated LTE
Xiaomi Redmi 7 (Qualcomm Snapdragon 632)
The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.
6.semiconductor size
Small semiconductors provide better performance and reduced power consumption. Chipsets with a higher number of transistors, semiconductor components of electronic devices, offer more computational power. A small form factor allows more transistors to fit on a chip, therefore increasing its performance.

Cameras

1.megapixels (main camera)

13MP & 2MP

12MP & 2MP

The number of megapixels determines the resolution of the images captured with the main camera. A higher megapixel count means that the camera is capable of capturing more details. However, the megapixel count is not the only important element determining the quality of an image.
2.megapixels (front camera)

8MP

8MP

The number of megapixels determines the resolution of the images captured with the front camera. A higher megapixel count means that the front camera is capable of capturing more details, an essential factor for taking high-resolution selfies.
3.has built-in optical image stabilization
Oppo A3s
Xiaomi Redmi 7
Optical image stabilization uses gyroscopic sensors to detect the vibrations of the camera. The lens adjusts the optical path accordingly, ensuring that any type of motion blur is corrected before the sensor captures the image.
4.video recording (main camera)

1080 x 30fps

1080 x 60fps

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
5.Has a dual-tone LED flash
Oppo A3s
Xiaomi Redmi 7
A dual-tone flash has LED lights with different color temperatures, delivering a better color balance to photos and videos.
6.has a BSI sensor
Oppo A3s
Xiaomi Redmi 7
A BSI (backside illuminated) sensor is a camera image sensor which captures better quality images in poor lighting conditions, and offers better overall sharpness and image quality.

Audio

1.has stereo speakers
Oppo A3s
Xiaomi Redmi 7
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
2.has a socket for a 3.5 mm audio jack
Oppo A3s
Xiaomi Redmi 7
With a standard mini jack socket, you can use the device with most headphones.
3.Has a radio
Oppo A3s
Xiaomi Redmi 7
A built-in FM radio tuner allows you to listen to most of the live-broadcasted FM radio stations without using the internet.
4.number of microphones

2

2

More microphones result in better sound quality and enable the device to filter out background noise.
5.Has dedicated media keys
Oppo A3s
Xiaomi Redmi 7
Phones with physical keyboards have dedicated media keys, such as: play, stop, next, previous, volume up/down, etc.

Battery

1.battery power

4230mAh

4000mAh

Battery power, also called battery capacity, represents the amount of electrical energy stored in the battery. Measured in milliampere-hours (mAh), it indicates how much electric power can be used over time. More battery power translates into longer battery life.
2.has a removable battery
Oppo A3s
Xiaomi Redmi 7
The battery is removable and can be replaced by the user if broken.
3.has wireless charging
Oppo A3s
Xiaomi Redmi 7
The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.
4.Supports fast charging
Oppo A3s
Xiaomi Redmi 7
Fast charging technologies, like Qualcomm’s Quick Charge or MediaTek’s Pump Express, are used to reduce the time it takes to charge a device. For example, with Quick Charge 3.0, the battery can be charged to 50% in just 30 minutes.
5.Has an ultra power-saving mode
Oppo A3s (Android 8.0 Oreo)
Xiaomi Redmi 7 (Android 9.0 Pie)
The ultra power-saving mode, also called low power mode, is an effective way to extend the battery life of the device. Usually, it involves limiting screen brightness and contrast, disabling location services, restricting connectivity, and turning off nonessential apps.
6.has a battery level indicator
Oppo A3s
Xiaomi Redmi 7
An indicator shows you when the device has low battery.

Features

1.download speed
The download speed is a measurement of the internet connection bandwidth, representing the maximum data transfer rate at which a device can access online content.
2.supports Wi-Fi 5 (802.11ac)
Oppo A3s
Xiaomi Redmi 7
802.11ac wireless works on the 5GHz frequency range. It offers higher transfer rates, improved reliability, and improved power consumption. It provides advantages for gaming and HD video streaming.
3.has NFC
Oppo A3s
Xiaomi Redmi 7
NFC (near-field communication) allows a device to perform simple wireless transactions.
4.Has a fingerprint scanner
Oppo A3s
Xiaomi Redmi 7
The device has a fingerprint scanner which identifies the user.
5.is DLNA-certified
Oppo A3s
Xiaomi Redmi 7
All DLNA-certified products are compatible with one another. When different devices are connected to the same network, data can be transferred easily between them.
6.Bluetooth version

4.2

4.2

Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.

Price comparison

Oppo A3s

ProductStorePrice
Oppo A3s AmazonOPPO F11 (6GB RAM, 128GB Storage)
Amazon logo
$368.90
Oppo A3s AmazonOriginal OPPO K1 4G+64G Mobile Phone 4G ...Original OPPO K1 4G+64G Mobile Phone 4G LTE Android 8.1 Snapdragon 660 Octa Core 25MP AI Selfie Screen Fingerprint ID Cellphone Support Google-by (CTM Global Store) (4G+64G Blue)
Amazon logo
$268.88
Oppo A3s AmazonOppo R17 128GB/8GB (Blue) 4G LTE 6.4" 23...Oppo R17 128GB/8GB (Blue) 4G LTE 6.4" 2340x1080 AMOLED - Factory Unlocked - GSM ONLY, NO CDMA - No Warranty in The USA
Amazon logo
$499.99
Oppo A3s AmazonOPPO F11 Pro (Thunder Black, 6GB RAM, 12...OPPO F11 Pro (Thunder Black, 6GB RAM, 128GB Storage) (Rising Camera)
Amazon logo
$385.00
Oppo A3s AmazonOPPO R15 6.28" 4G LTE Mobile Phone 128GB...OPPO R15 6.28" 4G LTE Mobile Phone 128GB ROM 6GB RAM GSM Only, No CDMA (Red)
Amazon logo
$460.23
Oppo A3s AmazonOppo R17 PRO 128G/8G 6.4 inches 2340x108...Oppo R17 PRO 128G/8G 6.4 inches 2340x1080 AMOLED Factory Unlocked International Model - GSM Carrier Networks -Stream Blue, Green (Green)
Amazon logo
$499.99
Oppo A3s AmazonOriginal OPPO K1 4G+64G Mobile Phone 4G ...Original OPPO K1 4G+64G Mobile Phone 4G LTE Android 8.1 Snapdragon 660 Octa Core 25MP AI Selfie Screen Fingerprint ID Cellphone Support Google-by (CTM Global Store) (4G+64G Silver Green)
Amazon logo
$268.88
Oppo A3s AmazonOriginal Oppo K3 8G+128G Mobile Phone 4G...Original Oppo K3 8G+128G Mobile Phone 4G LTE Android 9 Snapdragon 710 Octa Core 6.5" AMOLED VOOC 3.0 Screen Fingerprint Support Google-by (CTM Global Store) (Secret Black 8G+128G)
Amazon logo
$401.11
Oppo A3s AmazonOPPO Find X FindX 6.42'' 128GB 8GB Smart...OPPO Find X FindX 6.42'' 128GB 8GB Smartphone Dual SIM GSM Only, No CDMA (Glacier Blue)
Amazon logo
$681.23
Oppo A3s walmartOppo Foam Toe Separator & Retractor [602...Oppo Foam Toe Separator & Retractor [6021] 6 Pack
walmart logo
$7.14
Oppo A3s aliexpress6.23" F7 LCD For OPPO A3 LCD Display CPH...6.23" F7 LCD For OPPO A3 LCD Display CPH1819 CPH1821 Touch Screen Digitizer Assembly Replacement with Frame For OPPO F7
aliexpress logo
$30.40

Xiaomi Redmi 7

ProductStorePrice
Xiaomi Redmi 7 AmazonXiaomi Redmi 7 32GB+3GB RAM 6.26" HD+ LT...Xiaomi Redmi 7 32GB+3GB RAM 6.26" HD+ LTE Factory Unlocked GMS Smartphone (Global Version, No Warranty) (Eclipse Black)
Amazon logo
$145.00
Xiaomi Redmi 7 AmazonXiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Di...Xiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Display, Face ID, Dual SIM GSM Factory Unlocked (US + Global 4G LTE International Model) (Black)
Amazon logo
$97.41
Xiaomi Redmi 7 AmazonXiaomi Redmi 8 64GB Dual-SIM GSM Unlocke...Xiaomi Redmi 8 64GB Dual-SIM GSM Unlocked Phone - Sapphire Blue
Amazon logo
$144.99
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 8 128GB 4GB RAM 48MP F...Xiaomi Redmi Note 8 128GB 4GB RAM 48MP Factory Unlocked Global Version Dual SIM Smartphone (Space Black)
Amazon logo
$188.97
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'...Xiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'' FHD+, Snapdragon 660, Black - Unlocked Global Version
Amazon logo
$199.00
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'...Xiaomi Redmi Note 7, 64GB/4GB RAM, 6.30'' FHD+, Snapdragon 660, Blue - Unlocked Global Version, No Warranty
Amazon logo
$189.98
Xiaomi Redmi 7 AmazonXiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Di...Xiaomi Redmi 7A (32GB, 2GB RAM) 5.45" Display, Face ID, Dual SIM GSM Factory Unlocked (US + Global 4G LTE International Model) (Blue)
Amazon logo
$99.77
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 7 128GB + 4GB RAM 6.3"...Xiaomi Redmi Note 7 128GB + 4GB RAM 6.3" FHD+ LTE Factory Unlocked 48MP GSM Smartphone (Global Version, No Warranty) (Space Black)
Amazon logo
$195.00
Xiaomi Redmi 7 AmazonXiaomi Redmi Note 8 128GB 4GB RAM 48MP F...Xiaomi Redmi Note 8 128GB 4GB RAM 48MP Factory Unlocked Global Version Dual SIM Smartphone (Neptune Blue)
Amazon logo
$189.00
Xiaomi Redmi 7 banggood_wwXiaomi Redmi 7A Global Version 5.45 inch...Xiaomi Redmi 7A Global Version 5.45 inch Face Unlock 4000mAh 2GB 16GB Snapdragon 439 Octa core 4G Smartphone
banggood_ww logo
$109.99
Xiaomi Redmi 7 walmartXiaomi Redmi Note 7 128GB + 4GB RAM 6.3"...Xiaomi Redmi Note 7 128GB + 4GB RAM 6.3" FHD+ LTE Factory Unlocked 48MP GSM Smartphone (Global Version) (Space Black)
walmart logo
$189.99
Xiaomi Redmi 7 aliexpressGloabl Version Xiaomi Redmi Note 8 4GB 6...Gloabl Version Xiaomi Redmi Note 8 4GB 64GB 48MP Quad Camera Smartphone Snapdragon 665 Octa Core 6.3" FHD Screen 4K Video Phone
aliexpress logo
$157.58

Which are the best smartphones?

Show all
This page is currently only available in English.