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Lenovo ThinkPad X1 Carbon Gen 12 vs Samsung Galaxy Book3 Ultra

Updated Apr 2026laptops
VS
Samsung Galaxy Book3 Ultra
Samsung
Samsung Galaxy Book3 Ultra
$2,399
8.4/10

The Verdict

These laptops serve different priorities. The ThinkPad X1 Carbon Gen 12 excels in portability at just 1.09 kg with excellent build quality using carbon fiber and magnesium. Its 14-inch 1920x1200 IPS display reaches 400 nits, paired with 16GB LPDDR5X RAM and Intel Core Ultra 7 155H delivering solid everyday performance. Battery life stretches to 13 hours, making it ideal for travel and mobile work. The Samsung Galaxy Book3 Ultra, priced $670 higher, prioritizes screen real estate and visual fidelity. Its 16-inch 2880x1800 AMOLED display with 120Hz refresh rate and 400 nits brightness crushes the competition for creative work and entertainment. It doubles storage at 1TB, upgrades to 32GB RAM, and includes an SD card slot. However, it weighs 1.79 kg and manages only 8 hours of battery life, confining it to desk-oriented workflows. The ThinkPad uses newer Intel Core Ultra architecture versus the Galaxy Book3's older 13th-gen i9, though raw core counts favor Samsung slightly. Business travelers and commuters should choose the ThinkPad for its weight, battery endurance, and value. Designers, developers, and content creators needing superior displays should pick the Galaxy Book3 despite the portability trade-off.

ValueGen 12
BatteryGen 12
DisplayBook3 Ultra
PerformanceGen 12
portabilityGen 12

Who Should Buy

Buy the Lenovo ThinkPad X1 Carbon Gen 12 if…

  • Exceptionally light at 1.09 kg with durable carbon fiber chassis
  • Best-in-class ThinkPad keyboard with excellent travel
  • MIL-STD-810H tested for durability

Buy the Samsung Galaxy Book3 Ultra if…

  • Gorgeous 16-inch 2.8K AMOLED 120Hz display with vivid colors
  • NVIDIA RTX 4070 Laptop GPU handles creative and gaming workloads
  • Under 4 lbs — lightweight for a 16-inch laptop with discrete GPU

Category Scores

Lenovo ThinkPad X1 Carbon Gen 12
Samsung Galaxy Book3 Ultra
Value
8.5
7.2
Battery
8.9
6.5
Display
7.5
9.2
Performance
8.4
8.2
portability
9.2
6.8

Pros & Cons

Lenovo ThinkPad X1 Carbon Gen 12

Pros

  • Exceptionally light at 1.09 kg with durable carbon fiber chassis
  • Best-in-class ThinkPad keyboard with excellent travel
  • MIL-STD-810H tested for durability
  • Strong business security with vPro and discrete TPM

Cons

  • Premium price compared to similarly specced ultrabooks
  • Base 1920x1200 IPS display is uninspiring vs OLED rivals
  • Limited GPU performance for creative workloads
  • Webcam quality still trails Surface and MacBook competitors

Samsung Galaxy Book3 Ultra

Pros

  • Gorgeous 16-inch 2.8K AMOLED 120Hz display with vivid colors
  • NVIDIA RTX 4070 Laptop GPU handles creative and gaming workloads
  • Under 4 lbs — lightweight for a 16-inch laptop with discrete GPU
  • Seamless Samsung ecosystem integration with Galaxy phones and tablets
  • Excellent keyboard with 1.5 mm key travel and good feedback

Cons

  • $2,399 is steep and competes directly with MacBook Pro 16
  • 76 Wh battery drains faster on AMOLED — expect 6-7 hours in practice
  • Soldered RAM and SSD limit upgradeability
  • Samsung software bloatware is annoying to clean up
  • No OLED brightness matching Apple's XDR 1600-nit HDR peak

Full Specifications

SpecLenovo ThinkPad X1 Carbon Gen 12Samsung Galaxy Book3 Ultra
SoftwareWindows 11 ProWindows 11 Home
Body
Weight1.09 kg3.95 lbs (1.79 kg)
MaterialCarbon fiber + magnesiumAluminum
Dimensions312.8 x 215.0 x 14.96 mm13.99 x 9.86 x 0.65 inches
Ports
HDMI1
USB-A ports21
USB-C ports22
SD card
Thunderbolt ports22
Battery
Battery lifeUp to 13 hoursUp to 8 hours
Capacity57 Wh76 Wh
Display
Size14 inches16 inches
TypeIPS, anti-glareAMOLED
Resolution1920 x 12002880 x 1800
Brightness (nits)400400
Refresh rate120Hz
Storage
SSD512 GB1 TB PCIe Gen 4 NVMe
Expandable storage
Keyboard
Backlit
Processor
RAM16 GB LPDDR5X32 GB LPDDR5
Cores16 cores14 cores (6P + 8E)
ChipsetIntel Core Ultra 7 155HIntel Core i9-13900H (13th Gen)

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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.

Explore more in laptops, see all Lenovo products or all Samsung products. View full details for the Lenovo ThinkPad X1 Carbon Gen 12 or the Samsung Galaxy Book3 Ultra.