Motorola Edge 40 vs Redmi K90

The Motorola Edge 40 (2023) runs on the MediaTek Dimensity 8020, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $389 and $401. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 38/100 (a 30-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4400); the Redmi K90 is faster in AnTuTu (3,088,357 vs 979,624); the Motorola Edge 40 is noticeably lighter (167g vs 206g).

The Redmi K90 significantly outperforms the Motorola Edge 40 by 30 points (68/100 vs 38/100).
Profile comparison
Category scores
Motorola Edge 40
Performance 6
Display 100
Camera 39
Battery 36
Design 91
Value for money 83
Redmi K90
Performance 69
Display 100
Camera 53
Battery 71
Design 42
Value for money 82
What makes Motorola Edge 40 better?
  • Higher refresh rate: 144Hz vs 120Hz
  • Lighter: 167g vs 206g
  • Cheaper: $389 vs $401

  • Better design/ergonomics (91/100 vs 42/100)
  • Better value for money (83/100 vs 82/100)
What makes Redmi K90 better?
  • Higher AnTuTu: 3088357 vs 979624
  • Better Geekbench Single: 3050 vs 1120
  • Better Geekbench Multi: 9300 vs 3665
  • Bigger battery: 7100 vs 4400 mAh
  • Faster charging: 100W vs 68W

  • Higher performance (69/100 vs 6/100)
  • Better camera (53/100 vs 39/100)
  • Longer battery life (71/100 vs 36/100)
Comparison verdict

Comparing the Motorola Edge 40 vs the Redmi K90, the Redmi K90 scores 30 points higher (68/100 vs 38/100). In the "performance" category, the Redmi K90 leads (69/100 vs 6/100). In the "camera" category, the Redmi K90 leads (53/100 vs 39/100). In the "battery" category, the Redmi K90 leads (71/100 vs 36/100). In the "performance" category, the Redmi K90 significantly outperforms the Motorola Edge 40 (69/100 vs 6/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K90 is a bit better (53/100 vs 39/100). In the "battery" category, the Redmi K90 significantly outperforms the Motorola Edge 40 (71/100 vs 36/100). In the "design" category, the Motorola Edge 40 significantly outperforms the Redmi K90 (91/100 vs 42/100). In the "value for money" category, the Motorola Edge 40 and the Redmi K90 are nearly equal (83/100 vs 82/100).

Motorola Edge 40: The Motorola Edge 40 is a better fit for budget-conscious buyers.
Redmi K90: The Redmi K90 is a better fit for active users, budget-conscious buyers.
Specs comparison
Specification Motorola Edge 40 Redmi K90
Processor MediaTek Dimensity 8020 Qualcomm Snapdragon 8 Elite
AnTuTu 979624 3088357
Geekbench Single 1120 3050
Geekbench Multi 3665 9300
Display 6.5" P-OLED 6.6" AMOLED
Resolution 1080x2400 2510x1156
Refresh rate 144 Hz 120 Hz
Battery 4400 mAh 7100 mAh
Charging 68W 100W
Wireless charging 15W 0W
Main camera 50 MP 50 MP
Ultrawide 13 MP 8 MP
Telephoto 0 MP 50 MP
Front camera 32 MP 20 MP
RAM 8GB 12GB / 16GB
Storage 128GB / 256GB 256GB / 512GB
OS Android 13, up to 2 major Android upgrades Android 16
Brightness (peak) 1200 nits 3500 nits
NFC yes yes
Protection IP68 IP68
Dimensions 158.4×72.0×7.6 mm 157.5×75.3×8.0 mm
Weight 167 g 206 g
Price $389 $401
Camera comparison
Motorola Edge 40
  • Main: 50MP f/f/1.4
  • Ultrawide: 13MP
  • Front: 32MP
39
camera
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
53
camera
Display comparison
Motorola Edge 40
  • 6.5" P-OLED
  • Resolution: 1080x2400
  • Refresh rate: 144 Hz
100
display
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
100
display
Battery and charging
Motorola Edge 40
  • 4400 mAh
  • Wired: 68W
  • Wireless: 15W
36
battery
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
71
battery
Overall performance score

We compared Motorola Edge 40 and Redmi K90, covering their specs and all relevant benchmarks.

Motorola Edge 40 MediaTek Dimensity 8020
38/100
979624 AnTuTu
Redmi K90 Qualcomm Snapdragon 8 Elite
68/100 +68.3%
3088357 AnTuTu

Redmi K90 leads Motorola Edge 40 by 68.3% in our overall performance rating.

Benchmarks
Price and availability
Motorola Edge 40
$389
Redmi K90
$401

Price difference: $12. Motorola Edge 40 is cheaper by $12.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 significantly outperforms the Motorola Edge 40 (69/100 vs 6/100).

display

In the "display" category, both devices are on the same level — 100/100.

camera

In the "camera" category, the Redmi K90 is a bit better (53/100 vs 39/100).

battery

In the "battery" category, the Redmi K90 significantly outperforms the Motorola Edge 40 (71/100 vs 36/100).

design

In the "design" category, the Motorola Edge 40 significantly outperforms the Redmi K90 (91/100 vs 42/100).

value for money

In the "value for money" category, the Motorola Edge 40 and the Redmi K90 are nearly equal (83/100 vs 82/100).

Frequently asked questions
Which is better: the Motorola Edge 40 or the Redmi K90?

The Redmi K90 significantly outperforms the Motorola Edge 40 by 30 points (68/100 vs 38/100).

What is the rating of the Motorola Edge 40 and the Redmi K90?

The Motorola Edge 40 has a MobileRank rating of 38/100, the Redmi K90 — 68/100.

Which has the better camera: the Motorola Edge 40 or the Redmi K90?

The Redmi K90 leads on camera score (53/100 vs 39/100).

Which is more powerful: the Motorola Edge 40 or the Redmi K90?

The Redmi K90 leads on performance (69/100 vs 6/100).

Should you choose the Motorola Edge 40 over the Redmi K90?

The Motorola Edge 40 is a better fit for budget-conscious buyers. The Redmi K90 is a better fit for active users, budget-conscious buyers.