Lenovo Gen 12 ThinkPad X1 21KC0046US vs Samsung Book5 Pro

Benchmark-weighted head-to-head · data updated 2026-09-10

Winner: Samsung Book5 Pro

Samsung Book5 Pro takes 8.3 weighted points vs 6.5, winning on CPU Benchmark, Refresh Rate, Pixel Density. Read our comprehensive Samsung Book5 Pro review or see the full Lenovo Gen 12 ThinkPad X1 21KC0046US review. The winner also sits in a more competitive value tier — a clear-cut call.

Lenovo Gen 12 ThinkPad X1 21KC0046US

Intel Core Ultra 7 155U · Integrated (Intel iGPU)

Under $1900
4.9 (13)
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VS
Winner

Samsung Book5 Pro

Intel Core Ultra 7 256V · Integrated (Intel iGPU)

Under $1800
4.3 (60)
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Use-Case Scores

CategoryGen 12 ThinkPad X1 21KC0046USBook5 Pro
Gaming3/103.3/10
Productivity5.8/105.4/10
Programming5.5/105.3/10
Engineering / 3D4.1/104/10
Student6/105.4/10
Travel / Portability7.2/106.6/10
AI Workloads4/103.5/10
Value for Money4.6/104.5/10

Detailed Specification Comparison

SpecGen 12 ThinkPad X1 21KC0046USBook5 Pro
CPUIntel Core Ultra 7 155UIntel Core Ultra 7 256V
PassMark Score16,35519,902
CPU Cores2P+10E4P+4E
GPUIntegrated (Intel iGPU)Integrated (Intel iGPU)
G3DMark Score——
RAM32 GB DDR516 GB DDR5
RAM UpgradeableNo (soldered)No (soldered)
Storage1 TBSSD1 TBSSD
Display14″ IPS16″ AMOLED
Resolution1920x12002880x1800
Refresh Rate60 Hz120 Hz
Pixel Density162 PPI212 PPI
TouchscreenYesYes
Weight2.4 lbs3.7 lbs
Thickness0.59″0.5″
Amazon Rating4.9 ★ (13)4.3 ★ (60)
Value Score4.6/104.5/10

CPU Comparison

The Samsung Book5 Pro's Intel Core Ultra 7 256V is ~22% faster in multi-threaded PassMark (19,902 vs 16,355). Noticeable in sustained workloads, less so in everyday browsing. Read more in our in-depth Gen 12 ThinkPad X1 21KC0046US benchmark breakdown and Book5 Pro performance review.

GPU & Gaming

Neither carries a dedicated GPU — both fine for esports at low settings, neither for modern AAA gaming. For dedicated gaming silicon, check our best gaming laptops guide.

Productivity & Battery

Office scores: 5.8/10 vs 5.4/10. Battery isn't in our dataset, but both share a similar power class, so expect comparable endurance.

Display

Gen 12 ThinkPad X1 21KC0046US: 14″ IPS 1920x1200 @ 60 Hz. Book5 Pro: 16″ AMOLED 2880x1800 @ 120 Hz. The Samsung Book5 Pro's AMOLED panel is the clear quality win. Explore more high-contrast options in our best OLED laptops guide.

RAM, Storage & Upgradeability

Gen 12 ThinkPad X1 21KC0046US: 32 GB DDR5 (soldered) + 1 TBSSD. Book5 Pro: 16 GB DDR5 (soldered) + 1 TBSSD.

Build & Portability

2.4 lbs / 0.59″ vs 3.7 lbs / 0.5″. The Lenovo Gen 12 ThinkPad X1 21KC0046US is 1.3 lbs lighter — significant for daily carry. Travel scores: 7.2 vs 6.6.

Value

Value scores land 4.6/10 vs 4.5/10. The Lenovo Gen 12 ThinkPad X1 21KC0046US extracts more performance per dollar.

Final Verdict

Buy the Samsung Book5 Pro — it wins the weighted spec battle and costs less. You can read the detailed Samsung Book5 Pro review or compare alternative models in our laptop comparison tool.

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Also Consider

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