Lenovo ThinkPad X1 Carbon Gen 4 vs Lenovo X1 Carbon 2021
Lenovo X1 Carbon 2021 — Pick the Lenovo X1 Carbon 2021 — it leads these groups: Battery 1 Design 1
Tap a group name to see the proof · The scoring method is public
The short answer
Lenovo X1 Carbon 2021 wins this comparison with a score of 39.2/100, ahead of Lenovo ThinkPad X1 Carbon Gen 4 (39.1).
The main differences: Processor (i7-6600U vs Intel Core i7 (11th Gen)) · Battery capacity (52 Wh vs 57 Wh) · Weight (1150 g vs 1133 g).
Scores are computed from 12 public spec attributes; missing values stay marked unknown in tables and are imputed at the category median, never passed off as measured.
At a glance
0–100 per group, normalized within the category · Tap a group for details
| Lenovo ThinkPad X1 Carbon Gen 4 | Lenovo X1 Carbon 2021 | |
|---|---|---|
| Display | 37 | 37 |
| Performance | 24 | 18 |
| Battery | 28 | 36 |
| Design | 87 | 87 |
How to choose
Pick the Lenovo X1 Carbon 2021 if you care about…
- Battery capacity 57 Wh +5 Wh vs 52 Wh
- Weight 1133 g +17 g vs 1150 g
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Where they differ
4 · Only rows that actually differ, with a verdict per row
| Lenovo ThinkPad X1 Carbon Gen 4 | Lenovo X1 Carbon 2021 | Where they differ | |
|---|---|---|---|
| Processor | i7-6600U | Intel Core i7 (11th Gen) | Depends |
| Battery capacity | 52 Wh | 57 Wh | Lenovo X1 Carbon 2021 |
| Weight | 1150 g | 1133 g | Lenovo X1 Carbon 2021 |
| Operating system | Windows 10 Pro | Windows 10 Home Basic 64-bit | Depends |
The record
Grouped and collapsible · Tap a group to fold
Display4▾
| Lenovo ThinkPad X1 Carbon Gen 4 | Lenovo X1 Carbon 2021 | |
|---|---|---|
| Screen size | 14 in | 14 in |
| Resolution | 2560 x 1440 pixels | — |
| Touchscreen | — | — |
| Panel type | IPS | — |
Performance4▾
| Lenovo ThinkPad X1 Carbon Gen 4 | Lenovo X1 Carbon 2021 | |
|---|---|---|
| Processor | i7-6600U | Intel Core i7 (11th Gen) |
| CPU frequency | 2.6 GHz | — |
| RAM | 16 GB | — |
| Graphics | Intel® HD Graphics 520 | — |
Battery1▾
| Lenovo ThinkPad X1 Carbon Gen 4 | Lenovo X1 Carbon 2021 | |
|---|---|---|
| Battery capacity | 52 Wh | 57 Wh |
Design3▾
| Lenovo ThinkPad X1 Carbon Gen 4 | Lenovo X1 Carbon 2021 | |
|---|---|---|
| Weight | 1150 g | 1133 g |
| Operating system | Windows 10 Pro | Windows 10 Home Basic 64-bit |
| Backlit keyboard | ✓ | — |
Data sources: GSMArena
FAQ
Which is better, Lenovo ThinkPad X1 Carbon Gen 4 or Lenovo X1 Carbon 2021?
Lenovo X1 Carbon 2021 edges ahead 39 to 39 and leads in Battery, Design.
What are the main differences?
The main differences: Processor (i7-6600U vs Intel Core i7 (11th Gen)) · Battery capacity (52 Wh vs 57 Wh) · Weight (1150 g vs 1133 g).
How are the scores calculated?
We normalize 12 public spec attributes within the category and weight them by group into a 0–100 score; missing values are inherited from spec-identical twins or imputed at the category median, so a sparse spec sheet never earns an advantage. The methodology is public.