37points

Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB

86points

Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Comparison winner
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD
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62 facts in comparison

Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB vs Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Why is Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB better than Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD?

  • Has an external memory slot
  • Has an optical disc drive
  • Has a VGA connector
  • Has a HDMI output

Why is Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD better than Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB?

  • 12GB more RAM memory
    16GBvs4GB
  • 2.99x higher pixel density
    317ppivs106ppi
  • 5.76x higher resolution
    3840 x 2160pxvs1600 x 900px
  • 500GB more internal storage
    1000GBvs500GB
  • Uses flash storage
  • 4.8h longer battery life
    10.8hvs6h
  • 1.63kg lighter
    1.37kgvs2998.2g
  • Has a backlit keyboard

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Top specs and features

relevant

Design

1.weight

3kg

1.37kg

Best

Toshiba Satellite C70 17.3" Intel Core i3-3120M 2.5GHz / 4GB / 750GB

249.5g

2.Has a backlit keyboard
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

The keyboard is backlit, making it easier to type in the dark or dim lighting.

3.thickness

27.9mm

13.95mm

Best

Huawei MateBook E 12" Intel Core i5-7Y54 1.2GHz / 8GB / 512GB

6.9mm

4.height

289.6mm

223.5mm

Best

Lenovo IdeaPad Miix 320

17mm

5.volume

3427.47cm³

1007.06cm³

Best

Porsche Design Book One

1579.19cm³

6.Has a flip and fold design
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

A flip and fold design allows you to fold the screen over the keyboard and transform the device into a tablet, without splitting the device into two pieces.

relevant

Display

1.pixel density

106ppi

317ppi

Best

Lenovo ThinkPad X1 Carbon 14" Intel Core i5 5300U 2.3GHz / 4GB / 512GB

540ppi

2.resolution

1600 x 900px

3840 x 2160px

Best

Asus ZenBook Pro 15 UX580GD 15.6" Intel Core i9-8950HK 2.9GHz / 16GB RAM / 512GB SSD

3840 x 2160px

3.screen size

17.3"

13.9"

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

Best

MSI GT83VR Titan SLI-024 18.4" Intel Core i7-6920HQ 2.9GHz / 64GB / 1TB

18.4"

4.has an LED-backlit display
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.

5.every pixel has three subpixels
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

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 a touch screen
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

You can operate the device easily, by pressing the screen with your fingers.

relevant

Performance

1.RAM

4GB

16GB

Best

MSI WT72 6QN 17.3" Intel Xeon E3-1505M v5 2.8GHz / 64GB / 1TB

64GB

2.internal storage

500GB

1000GB

Best

Apple MacBook Pro (2018) 15" Touch Bar & Touch ID / Intel Core i9 2.9GHz / 32GB RAM / 4TB SSD

4000GB

3.Uses flash storage
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Flash-based storage devices such as SSDs have no mechanical components. Due to this they are typically faster, run silently, and are more shock resistant than traditional HDDs.

4.CPU threads

8

8 (Intel Core i7-8550U)

More threads result in faster performance and better multitasking.

Best

Asus ZenBook Pro 15 UX580GD 15.6" Intel Core i9-8950HK 2.9GHz / 16GB RAM / 512GB SSD

12

5.maximum memory size

16GB

32GB (Intel Core i7-8550U)

The maximum amount of memory (RAM) supported.

Best

Lenovo ThinkPad P1 15.6" UHD Intel Xeon E-2176M 2.7GHz / 32GB RAM / 1TB SSD

64GB

6.CPU speed

4 x 1.8GHz

4 x 1.8GHz (Intel Core i7-8550U)

Best

Eurocom Panther 5SE 17.3" Intel Xeon E5-2620 2GHz / 16GB / 1TB

12 x 2GHz

relevant

Connectivity

1.USB 3.0 ports

2

1

More USB 3.0 ports allow you to connect more devices to your computer that support USB 3.0. USB 3.0 is an improved version of USB 2.0 which offers faster transfer rates.

Best

MSI WT72 6QN 17.3" Intel Xeon E3-1505M v5 2.8GHz / 64GB / 1TB

6

2.Has WiFi
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

The device can connect to WiFi.

3.Has USB Type-C
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

The USB Type-C features reversible plug orientation and cable direction.

4.Bluetooth version

4

4.1

Best

Asus ZenBook Pro 15 UX580GD 15.6" Intel Core i9-8950HK 2.9GHz / 16GB RAM / 512GB SSD

5

5.Has Bluetooth
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Bluetooth is a wireless technology that allows you to easily transfer data between different devices, such as smartphones, tablets and computers.

6.Has 802.11n WiFi connection
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

802.11n is a wireless standard released in 2009. It has faster transfer rates and improved security compared to its predecessors - a, b and g.

relevant

Battery

1. longer battery life

6h

10.8h

The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.

Best

Asus NovaGo (TP370QL) 4GB / 64GB SSD

22h

2.Has a MagSafe power adapter
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

The MagSafe power adapter uses a power connector that is attached magnetically. When pulled or tugged, the connector will come out of the socket safely.

For example

Apple MacBook Air (2018) 13.3" Intel Core i5 1.8GHz / 8GB RAM / 256GB SSD

3.Has sleep-and-charge USB ports
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Sleep-and-charge USB ports can charge electronic devices when the laptop is in sleep mode, hibernate mode, or even switched off.

relevant

Features

1.has a socket for a 3.5 mm audio jack
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

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

2.has a front camera
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

A front camera, also called secondary camera, can be used for video chats/selfies.

3.has GPS
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

GPS enables global positioning, useful in map, geo-tagging or navigation apps.

For example

Samsung Galaxy Book 2

4.number of microphones

1

2

More microphones result in better sound quality and enable the device to filter out background noise.

Best

Lenovo Miix 520

4

5.Has a fingerprint scanner
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

The device has a fingerprint scanner which identifies the user.

6.has stereo speakers
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

relevant

Miscellaneous

1.Has dynamic frequency scaling
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

Dynamic frequency scaling is a technology that allows the processor to conserve power and reduce noise when it is under a light load.

2.Has NX bit
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

NX bit helps protect the computer from malicious attacks.

3.Has FMA3
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

FMA3 is used to speed up tasks such as adjusting the contrast of an image or adjusting volume.

4.Has F16C
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

F16C is used to speed up tasks such as adjusting the contrast of an image or adjusting volume.

5.Has MMX
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

MMX is used to speed up tasks such as adjusting the contrast of an image or adjusting volume.

6.Has AES
Acer Aspire E5-721 17.3" AMD A-Series 6210 1.8GHz / 4GB / 500GB
Lenovo Yoga 920 13.9" Intel Core i7-8550U 1.8GHz / 16GB / 1TB SSD

AES is used to speed up encryption and decryption.

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