Lenovo Legion Slim 7 15" (2021, AMD) vs Legion 7 16” (2021, AMD)

You can select specific configurations for the laptops to get a more accurate comparative review
Display 2560 x 1600
CPU
GPU
RAM
Storage

Review

Evaluation of Lenovo Legion Slim 7 15" (2021, AMD) and Legion 7 16” (2021, AMD) important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo Legion Slim 7 15" (2021, AMD)
  • Significantly easier to carry: weighs 600 grams less (around 1.32 lbs)
Advantages of the Lenovo Legion 7 16” (2021, AMD)
  • Can run popular games at about 32-44% higher FPS
  • Includes an old-school USB-A port
  • Higher number of cutting-edge USB Type-C ports: 3 versus 2
  • Thinner bezels and 7% higher screen-to-body ratio
  • Around 24% better multi-core CPU performance in the Cinebench R23 test
  • Features a bigger (~13%) battery – 80 against 71 watt-hours
  • Provides 67% higher max. screen brightness: 500 vs 300 nits
  • 34% sharper screen – 189 versus 141 pixels per inch (PPI)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.9 kg (4.19 lbs) 2.5 kg (5.51 lbs)
Dimensions 356 x 252 x 15.9-17.9 mm
14.02 x 9.92 x 0.63-0.7 inches
356 x 261 x 20.1-23.5 mm
14.02 x 10.28 x 0.79-0.93 inches
Area 897 cm2 (139.1 inches2) 929 cm2 (144.1 inches2)
Screen-to-body ratio ~74.8% ~79.9%
Side bezels 5.3 mm 5.7 mm
Colors Black, Gray Gray
Transformer No No
Opening angle - 180°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No Yes
Number of fans 2 2
Noise level - 50 dB

Display

Size 15.6 inches 16 inches
Type IPS LCD IPS LCD
Refresh rate 165 Hz 165 Hz
PPI 141 ppi 189 ppi
Aspect ratio 16:9 16:10
Resolution 1920 x 1080 pixels 2560 x 1600 pixels
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touchscreen No No
Coating Matte Matte
Display tests
Contrast 1000:1 1200:1
sRGB color space 100% 94%
Adobe RGB profile - 73%
DCI-P3 color gamut - 70.2%
Response time 3 ms 3 ms
Max. brightness

Battery

Capacity
Battery type Li-Po Li-Po
Replaceable No Yes
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Bottom Bottom
Charge power 95 / 170 / 230 W 300 W
Weigh of AC adapter - 870 gramm

CPU

CPU name
Base frequency 3.3 GHz 3.2 GHz
Turbo frequency 4.2 GHz 4.4 GHz
Cores 6 8
Threads 12 16
L3 Cache 16 MB 16 MB
Integrated GPU Radeon RX Vega 7 Radeon RX Vega 8
Fabrication process 7 nm 7 nm

Benchmarks

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

Graphics Card

GPU name
TGP 95 W 130 W
Nvidia Optimus MUX MUX
Type Dedicated Dedicated
Fabrication process 8 nm 8 nm
GPU base clock 1463 MHz 1504 MHz
GPU boost clock 1695 MHz 1802 MHz
FLOPS 8.7 TFLOPS 13.8 TFLOPS
Memory size 4 GB 6 GB
Memory type GDDR6 GDDR6
Memory bus 128 bit 192 bit
Memory speed 12 Gbps 14 Gbps
Shading units (cores) 2560 3840
Texture mapping units (TMUs) 80 120
Raster operations pipelines (ROPs) 48 48
GPU performance

RAM

RAM size
Channels 1x16 GB 1x8 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 1 2
Max. ram size 32 GB 32 GB

Storage

Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x512 GB 1x256 GB
Upgradable Yes Yes
Total slots 2 2
NVMe Yes Yes

Sound

Audio chip Realtek ALC3306 Realtek ALC3306
Speakers 2.0 2.0
Power 2x2W 2x2W
Dolby Atmos No Yes
Loudness - 87 dB
Microphones 2 2

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5.1 v5.1
Fingerprint Yes No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 2x USB 3.2 3x USB 3.2
USB Type-C 2x USB 3.2 3x USB 3.2
Thunderbolt No No
HDMI No 1x HDMI 2.1
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No Yes
SD card reader Yes No
Proprietary charging port Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad Yes Yes
Backlight Yes Yes
Key travel 1.3 mm -
Touchpad
Size - 12.0 x 7.5 cm
Surface Glass Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

Cast your vote

So, which laptop would you choose?
29 (60.4%)
19 (39.6%)
Total votes: 48

Comments

Write your opinion about the comparison of Lenovo Legion 7 16” (2021, AMD) and Slim 7 15" (2021, AMD) or ask any questions
Avatar
Roman 12 December 2021 01:00
The 7 with the settings I have it on looks way better than the slim 7
0 Reply
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