24points

Lenovo A820

80points

Samsung Galaxy S7 (Exynos 8890 Octa)

Lenovo A820
Comparison winner
Samsung Galaxy S7 (Exynos 8890 Octa)
vs
vs

98 facts in comparison

Lenovo A820 vs Samsung Galaxy S7 (Exynos 8890 Octa)

Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

Why is Lenovo A820 better than Samsung Galaxy S7 (Exynos 8890 Octa)?

  • Every pixel has three subpixels
  • 1g lighter
    151gvs152g
  • Has a removable battery
  • Has a radio
  • Has an IPS screen
  • 1.4mm narrower
    68.2mmvs69.6mm
  • 7.4mm shorter
    135mmvs142.4mm

Why is Samsung Galaxy S7 (Exynos 8890 Octa) better than Lenovo A820?

  • 1.5x more battery power
    3000mAhvs2000mAh
  • 4.33x faster CPU speed
    8 x 2.6GHzvs4 x 1.2GHz
  • 2.36x higher pixel density
    577ppivs245ppi
  • 13.33% bigger screen size
    5.1"vs4.5"
  • 3GB more RAM memory
    4GBvs1GB
  • 1.5x more megapixels (main camera)
    12MPvs8MP
  • 7.11x higher resolution
    1440 x 2560pxvs540 x 960px
  • Has branded damage resistant glass

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Top specs and features

relevant

Design

1.weight

151g

152g

Best

Palm Phone

62.5g

2.Is dustproof and water resistant
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

Dustproof/water resistant at depth equal to or greater than 1 meter.

3.thickness

9.9mm

7.9mm

Best

Asus Zenfone AR 64GB

4.6mm

4.width

68.2mm

69.6mm

Best

Vertu Signature for Bentley

42mm

5.Weather sealed
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

Device is protected with extra seals to prevent failures due to any kind of weather.

6.height

135mm

142.4mm

Best

Motorola FlipOut

67mm

relevant

Display

1.pixel density

245ppi

577ppi

Best

Sony Xperia H8541

847ppi

2.screen size

4.5"

5.1"

The bigger the screen size is, the better the user experience.

Best

Huawei Mate 20 X

7.2"

3.resolution

540 x 960px

1440 x 2560px

Best

Sony Xperia H8541

2160 x 4320px

4.has branded damage resistant glass
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

Damage resistant glass (such as Corning Gorilla Glass or Asahi Dragontrail Glass) is thin, lightweight, and can withstand high levels of force.

5.every pixel has three subpixels
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The device has a display with three full subpixels per pixel, resulting in a sharp and crisp picture. 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
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of normal TFTs TN-matrices: relatively slow response times, small viewing angles and low quality color reproduction.

relevant

Performance

1.CPU speed

4 x 1.2GHz

8 x 2.6GHz

Best

Meizu Pro 7 Plus 64GB

10 x 2.6GHz

2.RAM

1GB

4GB

Best

ZTE Nubia Red Magic Mars

10GB

3.has an external memory slot
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.

4.internal storage

4GB

64GB

Best

Smartisan Nut R1

1024GB

5.semiconductor size

28nm

14nm

A smaller size indicates that the process to create the chip is newer.

Best

Huawei Mate 20 X

7nm

6.Has integrated LTE
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.

relevant

Cameras

1.megapixels

8MP

12MP

Best

Huawei Mate 20 X

40 & 20 & 8MP

2.has built-in optical image stabilization
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

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.

3.video recording (main camera)

720 x 30fps

2160 x 30fps

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.

Best

Crosscall Trekker-X4

1080 x 120fps

4.Has a dual-tone LED flash
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

A dual-tone flash has LED lights with different color temperatures, delivering a better color balance to photos and videos.

5.has a BSI sensor
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

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.

6.has continuous autofocus when recording movies
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

When recording movies they stay focussed and sharp.

relevant

Audio

1.has a radio
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

It works as an FM radio with included headsets

2.has a socket for a 3.5 mm audio jack
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

With a standard mini jack socket, you can use the device with most headphones.

relevant

Battery

1.battery power

2000mAh

3000mAh

Best

Energizer Power Max P16K Pro

16000mAh

2.has a removable battery
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The battery is removable and can be replaced by the user if broken.

3.wireless charging
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.

4.has a rechargeable battery
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The battery can be recharged and used over again.

5.has a battery level indicator
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

An indicator shows you when the device has low battery.

relevant

Features

1.has NFC
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

NFC (near field communication) allows a device to perform simple wireless transactions.

2.Is DLNA certified
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

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.

3.Has fast 802.11ac WiFi connection
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

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.

4.Has a fingerprint scanner
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The device has a fingerprint scanner which identifies the user.

5.The browser has word wrap
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

The web browser has automatic word wrap when zooming, the user can easily read long lines without scrolling horizontally.

6.Is a multi-user system
Lenovo A820
Samsung Galaxy S7 (Exynos 8890 Octa)

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