Microsoft Surface Laptop 4 15 vs Lenovo ThinkPad X1 Carbon Gen 9 14" (Intel)

You can select specific configurations for the laptops to get a more accurate comparative review
Display 2496 x 1664
CPU Intel Core i7 1185G7
RAM
Storage

Review

Evaluation of Microsoft Surface Laptop 4 15 and Lenovo ThinkPad X1 Carbon Gen 9 14" (Intel) 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 Microsoft Surface Laptop 4 15
  • Can run popular games at about 11-15% higher FPS
  • Around 15% better multi-core CPU performance in the Cinebench R23 test
  • Display has support for touch input
  • 23% sharper screen – 200 versus 162 pixels per inch (PPI)
Advantages of the Lenovo ThinkPad X1 Carbon Gen 9 14" (Intel)
  • Significantly easier to carry: weighs 410 grams less (around 0.9 lbs)
  • Includes an old-school USB-A port
  • Higher number of cutting-edge USB Type-C ports: 2 versus 1
  • Features a bigger (~20%) battery – 57 against 47.4 watt-hours
  • Much smaller footprint: 16% more compact case (107.7 vs 128.3 square inches)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.54 kg (3.4 lbs) 1.13 kg (2.49 lbs)
Dimensions 339.5 x 244 x 14.7 mm
13.37 x 9.61 x 0.58 inches
314.5 x 221 x 14.9 mm
12.38 x 8.7 x 0.59 inches
Area 828 cm2 (128.5 inches2) 695 cm2 (107.7 inches2)
Screen-to-body ratio ~80.9% ~81.8%
Side bezels 11.3 mm 6.5 mm
Colors Black, Gold, Gray, Blue Black
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 40 dB 34.3 dB

Display

Size 15 inches 14 inches
Type IPS LCD IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 200 ppi 162 ppi
Aspect ratio 3:2 16:10
Resolution 2496 x 1664 pixels 1920 x 1200 pixels
HDR support Yes, HDR10 No
Touchscreen Yes No
Coating Glossy Matte
Display tests
Contrast 1558:1 1000:1
sRGB color space 97.7% 100%
Adobe RGB profile 62% -
DCI-P3 color gamut 65.1% -
Response time 45 ms -
Max. brightness

Battery

Capacity
Full charging time 2:20 hr 1:53 hr
Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left Left
Charge power 65 W 65 W
Weigh of AC adapter 306 gramm 332 gramm

CPU

CPU name
Base frequency 1.2-3.0 GHz 0.9-2.4 GHz
Turbo frequency 4.8 GHz 4.2 GHz
Cores 4 4
Threads 8 8
L3 Cache 12 MB 8 MB
Integrated GPU Iris Xe Graphics G7 96EU 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
FLOPS 1.69 TFLOPS 1.41 TFLOPS
Memory size System Shared System Shared
Memory type LPDDR4X LPDDR4X
Memory speed 4.27 Gbps 4.27 Gbps
Shading units (cores) 768 640
Texture mapping units (TMUs) 48 40
Raster operations pipelines (ROPs) 24 20
GPU performance

RAM

RAM size
Channels 2x4 GB 2x4 GB
Clock 4266 MHz 4266 MHz
Type LPDDR4X LPDDR4X
Upgradable No No
Total slots 2 -

Storage

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

Sound

Audio chip - Realtek ALC3306
Speakers 2.0 2.0
Power - 2x2W
Dolby Atmos Yes Yes
Loudness 78.7 dB 80.3 dB
Microphones 2 4

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5 v5.2
Fingerprint No Yes
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 1x USB 3.2 2x USB 3.2
USB Type-C 1x USB 3.2 2x USB 4.0
Thunderbolt No Thunderbolt 4
HDMI No 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 No
Proprietary charging port No No

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel 1.3 mm 1.5 mm
Touchpad
Size - 11.5 x 5.5 cm
Surface Glass Glass
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?
2 (40%)
3 (60%)
Total votes: 5

Comments

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