Lenovo IdeaPad 3i 15” (2021, Intel) vs Acer Aspire 5 (A517-52)

You can select specific configurations for the laptops to get a more accurate comparative review
Battery 50.2 Wh
GPU GeForce MX450 2GB
Storage 512GB


Evaluation of Lenovo IdeaPad 3i 15” (2021, Intel) and Acer Aspire 5 (A517-52) important characteristics
System and application performance
Performance in popular 3D games
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Ports, webcam and other interfaces
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo IdeaPad 3i 15” (2021, Intel)
  • Significantly easier to carry: weighs 900 grams less (around 1.98 lbs)
  • Can run popular games at about 28-38% higher FPS
  • Thinner bezels and 2% higher screen-to-body ratio
  • Much smaller footprint: 20% more compact case (131.7 vs 164.9 square inches)
Advantages of the Acer Aspire 5 (A517-52)
  • Includes an old-school USB-A port
  • Features a much bigger (~32%) battery – 50.2 against 38 watt-hours
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Tests and Specifications

Comparison table of test results and technical specs


Weight 1.7 kg (3.75 lbs) 2.6 kg (5.73 lbs)
Dimensions 359.2 x 236.5 x 19.9 mm
14.14 x 9.31 x 0.78 inches
403.5 x 263.7 x 19.9 mm
15.89 x 10.38 x 0.78 inches
Area 850 cm2 (131.6 inches2) 1064 cm2 (164.9 inches2)
Screen-to-body ratio ~79% ~77.5%
Side bezels 6.9 mm 10.3 mm
Colors Gray, Blue, Yellow Silver
Transformer No No
Opening angle 180° -
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 2 2
Noise level - 45 dB


Size 15.6 inches 17.3 inches
Refresh rate 60 Hz 60 Hz
PPI 141 ppi 127 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1920 x 1080 pixels
HDR support No No
Touchscreen No No
Coating Matte Matte
Display tests
Contrast - 892:1
sRGB color space - 59%
Adobe RGB profile - 38%
Response time - 11 ms
Max. brightness


Battery type Li-Ion Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery No -
Charging port position Left Left
Charge power 65 W 65 W
Weigh of AC adapter - 307 gramm


CPU name
Base frequency 1.7-3.0 GHz 1.7-3.0 GHz
Turbo frequency 4.1 GHz 4.1 GHz
Cores 2 2
Threads 4 4
L3 Cache 6 MB 6 MB
Integrated GPU Intel Iris Xe Graphics G4 Intel Iris Xe Graphics G4
Fabrication process 10 nm 10 nm


Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
Type Dedicated Dedicated
Fabrication process 12 nm 14 nm
GPU base clock 720-1395 MHz 1354 MHz
GPU boost clock 930-1575 MHz 1468 MHz
Memory size 2 GB 2 GB
Memory type GDDR6 GDDR5
Memory bus 64 bit 64 bit
Memory speed ~8-10 Gbps ~7 Gbps
Shading units 896 640
DirectX support 12 12
GPU performance
2.822 TFLOPS
1.879 TFLOPS


RAM size
Channels 1x4 GB 2x4 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 2 -
Max. ram size 16 GB 16 GB


Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x256 GB 1x512 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes


Audio chip - Intel Tiger Lake-U/Y PCH-LP
Speakers 2.0 2.0
Power 2x1.5W -
Dolby Atmos Yes No
Loudness - 67.5 dB
Microphones 2 2


Wi-Fi standard v6 v6
Bluetooth v5.1 v5.1
Fingerprint No Yes
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
USB-A 2x USB 3.2 3x USB 3.2
USB Type-C 1x USB 3.2 1x USB 3.2
Thunderbolt No No
HDMI 1x HDMI 2.0 1x HDMI 1.4
DisplayPort No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No Yes
SD card reader Yes No
Proprietary charging port Yes Yes


Keyboard type Island Island
Numpad Yes No
Backlight Yes Yes
Size - 10.5 x 8.0 cm
Surface Plastic Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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