Lenovo ThinkPad X1 Carbon Gen 10 vs Dell Latitude 7520

You can select specific configurations for the laptops to get a more accurate comparative review
Display
Battery 57 Wh
CPU
RAM
Storage

Review

Evaluation of Lenovo ThinkPad X1 Carbon Gen 10 and Dell Latitude 7520 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
NanoReview Score

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo ThinkPad X1 Carbon Gen 10
  • Significantly easier to carry: weighs 410 grams less (around 0.9 lbs)
  • Features a much bigger (~36%) battery – 57 against 42 watt-hours
  • Display has support for touch input
  • High-speed PCI Express Gen 4 interface
  • Better webcam recording quality
  • Provides 25% higher max. screen brightness: 500 vs 400 nits
  • Much smaller footprint: 15% more compact case (108.8 vs 127.4 square inches)
  • 15% sharper screen – 162 versus 141 pixels per inch (PPI)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.12 kg (2.47 lbs) 1.53 kg (3.37 lbs)
Dimensions 315.6 x 222.5 x 15.36 mm
12.43 x 8.76 x 0.6 inches
357.7 x 229.7 x 17.5 mm
14.08 x 9.04 x 0.69 inches
Area 702 cm2 (108.9 inches2) 822 cm2 (127.3 inches2)
Screen-to-body ratio ~80.9% ~81.7%
Side bezels 7.1 mm 6.2 mm
Colors Black Gray
Transformer No Yes
Opening angle 180° 360°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 2 2
Noise level 35.4 dB -

Display

Size 14 inches 15.6 inches
Type IPS LCD IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 162 ppi 141 ppi
Aspect ratio 16:10 16:9
Resolution 1920 x 1200 pixels 1920 x 1080 pixels
HDR support Yes, Dolby Vision No
Touchscreen Yes No
Coating Matte Matte
Display tests
Contrast 2067:1 700:1
sRGB color space 98.6% -
Adobe RGB profile 76.5% -
DCI-P3 color gamut 74.6% -
Response time 35 ms 25 ms
Max. brightness
400 nits

Battery

Capacity
Voltage - 11.4 V
Full charging time 2:08 hr 2:00 hr
Battery type Li-Po Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left Left
Charge power 65 W 65 / 90 W
Weigh of AC adapter 297 gramm -

CPU

CPU name
Base frequency 1.3 GHz 0.9-2.4 GHz
Turbo frequency 4.4 GHz 4.2 GHz
Cores 10 4
Threads 12 8
L3 Cache 12 MB 8 MB
Integrated GPU Intel Iris Xe Graphics (80EU) Iris Xe Graphics G7 80EU
Fabrication process 10 nm 10 nm

Benchmarks

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

Graphics Card

GPU name
TGP 15 W 15 W
Type Integrated Integrated
Fabrication process 10 nm 10 nm
GPU base clock 300 MHz 300 MHz
GPU boost clock 1100 MHz 1100 MHz
FLOPS 1.41 TFLOPS 1.41 TFLOPS
Memory size System Shared System Shared
Memory type LPDDR5 LPDDR4X
Memory speed 5.2 Gbps 4.27 Gbps
Shading units (cores) 640 640
Texture mapping units (TMUs) 40 40
Raster operations pipelines (ROPs) 20 20
GPU performance
1.41 TFLOPS

RAM

RAM size
Channels 2x4 GB 2x4 GB
Clock 5200 MHz 4267 MHz
Type LPDDR5 LPDDR4X
Upgradable No No

Storage

Storage size
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x256 GB 1x128 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Audio chip Realtek ALC3306 Realtek ALC3281-CG
Speakers 4.0 4.0
Power 2x2W 4x2W
Dolby Atmos Yes No
Loudness 75 dB -
Microphones 4 2

Connectivity

Wi-Fi standard v6E v6
Bluetooth v5.2 v5.1
Fingerprint Yes Optional
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1920 x 1080 1920 x 720
Ports
USB-A 2x USB 3.2 2x USB 3.2
USB Type-C 2x USB 4.0 2x USB 3.2
Thunderbolt Thunderbolt 4 Thunderbolt 4
HDMI 1x HDMI 2.0 1x HDMI 2.0
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader No Yes
Proprietary charging port No No

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel 1.5 mm -
Touchpad
Size 11.0 x 5.6 cm 12.5 x 8.0 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.

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