Compare models
Spec
Lenovo ThinkPad X1 Carbon Gen 6
Lenovo ThinkPad X1 Carbon G7
HP EliteBook 645 G10
HP EliteBook 640 G9
Summary
LB Score
38
44
65
75
★
Value
46
34
54
78
★
Price
$256
★
$297
$886
$410
Use class
Budget Office
Budget Office
Mid Gaming
Mid Gaming
Screen
Diagonal
14
14
14
14
Resolution
1920x1080
1920x1080
1366x768
1920x1080
Panel type
ips
ips
tft
ips
Brightness
—
—
—
—
Screen quality
50
50
45
50
Processor & graphics
CPU score
42
38
68
★
67
GPU type
iGPU
iGPU
dGPU
dGPU
GPU score
0
0
44
44
GPU rating
—
—
—
—
Memory
RAM (max)
32 GB
32 GB
64 GB
64 GB
RAM type
DDR4
DDR4
DDR4
DDR4
Storage
Storage (bus)
—
—
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
Battery
Capacity (Wh)
48.0 Wh
48.0 Wh
42.7 Wh
42.0 Wh
Autonomy (est.)
4.2 h
4.2 h
1.6 h
1.6 h
Chassis
Weight
1.19 kg
1.10 kg
★
1.40 kg
1.35 kg
Type
Business
Business
Business
Business
Release year
2017
2018
2023
★
2022
Verdict
Best overall: HP EliteBook 645 G10 · wins 6 of 16 parameter rows
Why HP EliteBook 645 G10 over HP EliteBook 640 G9
- Creative: 77 vs 65 (+12)
- Reliability: 72 vs 66 (+6)
- Mobility: 83 vs 77 (+6)