Motorola Moto G40 Fusion vs Redmi K90 Ultra

The Motorola Moto G40 Fusion (2021) runs on the Qualcomm Snapdragon 732G, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 46/100 (a 27-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 6000); the main camera is 64 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 526,647); the Redmi K90 Ultra is thinner (8.2mm vs 9.7mm).

The Redmi K90 Ultra significantly outperforms the Motorola Moto G40 Fusion by 27 points (73/100 vs 46/100).
Profile comparison
Category scores
Motorola Moto G40 Fusion
Performance 42
Display 66
Camera 43
Battery 51
Portability 28
Value for money
Redmi K90 Ultra
Performance 92
Display 94
Camera 37
Battery 78
Portability 40
Value for money 82
What makes Motorola Moto G40 Fusion better?
  • Better main camera: 64MP vs 50MP
  • Lighter: 225g vs 227g

  • Better camera (43/100 vs 37/100)
What makes Redmi K90 Ultra better?
  • Higher AnTuTu: 3119308 vs 526647
  • Better Geekbench Single: 3041 vs 753
  • Better Geekbench Multi: 9494 vs 1808
  • Bigger battery: 8550 vs 6000 mAh
  • Faster charging: 100W vs 20W
  • Higher refresh rate: 165Hz vs 120Hz

  • Higher performance (92/100 vs 42/100)
  • Longer battery life (78/100 vs 51/100)
  • Better display (94/100 vs 66/100)
  • Better portability (40/100 vs 28/100)
Comparison verdict

Comparing the Motorola Moto G40 Fusion vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 27 points higher (73/100 vs 46/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 42/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 51/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Motorola Moto G40 Fusion (92/100 vs 42/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Motorola Moto G40 Fusion (94/100 vs 66/100). In the "camera" category, the Motorola Moto G40 Fusion is a bit better (43/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Motorola Moto G40 Fusion (78/100 vs 51/100). In the "portability" category, the Redmi K90 Ultra is a bit better (40/100 vs 28/100).

Motorola Moto G40 Fusion: The Motorola Moto G40 Fusion is a better fit for everyday use.
Redmi K90 Ultra: The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Motorola Moto G40 Fusion Redmi K90 Ultra
Processor Qualcomm Snapdragon 732G Qualcomm Snapdragon 8 Elite
AnTuTu 526647 3119308
Geekbench Single 753 3041
Geekbench Multi 1808 9494
Display 6.8" IPS LCD 6.8" AMOLED
Resolution 1080x2460 1280x2772
Refresh rate 120 Hz 165 Hz
Battery 6000 mAh 8550 mAh
Charging 20W 100W
Main camera 64 MP 50 MP
Ultrawide 8 MP 8 MP
Front camera 16 MP 20 MP
RAM 4GB / 6GB 12GB / 16GB
Storage 64GB / 128GB 256GB / 512GB
OS Android 11 Android 16
Brightness (peak) 3500 nits
NFC yes yes
Protection IP68/IP69
Dimensions 169.6×75.9×9.7 mm 162.9×77.9×8.2 mm
Weight 225 g 227 g
Launch price $420
Camera comparison
Motorola Moto G40 Fusion
  • Main: 64MP f/f/1.7
  • Ultrawide: 8MP
  • Front: 16MP
43
camera
Redmi K90 Ultra
  • Main: 50MP f/1.7
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Display comparison
Motorola Moto G40 Fusion
  • 6.8" IPS LCD
  • Resolution: 1080x2460
  • Refresh rate: 120 Hz
66
display
Redmi K90 Ultra
  • 6.8" AMOLED
  • Resolution: 1280x2772
  • Refresh rate: 165 Hz
94
display
Battery and charging
Motorola Moto G40 Fusion
  • 6000 mAh
  • Wired: 20W
  • No wireless charging
51
battery
Redmi K90 Ultra
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Overall performance score

We compared Motorola Moto G40 Fusion and Redmi K90 Ultra, covering their specs and all relevant benchmarks.

Motorola Moto G40 Fusion Qualcomm Snapdragon 732G
46/100
526647 AnTuTu
Redmi K90 Ultra Qualcomm Snapdragon 8 Elite
73/100 +83.1%
3119308 AnTuTu

Redmi K90 Ultra leads Motorola Moto G40 Fusion by 83.1% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Motorola Moto G40 Fusion
Price unknown
Redmi K90 Ultra
$420
Detailed category analysis
performance

In the "performance" category, the Redmi K90 Ultra significantly outperforms the Motorola Moto G40 Fusion (92/100 vs 42/100).

display

In the "display" category, the Redmi K90 Ultra notably outperforms the Motorola Moto G40 Fusion (94/100 vs 66/100).

camera

In the "camera" category, the Motorola Moto G40 Fusion is a bit better (43/100 vs 37/100).

battery

In the "battery" category, the Redmi K90 Ultra notably outperforms the Motorola Moto G40 Fusion (78/100 vs 51/100).

portability

In the "portability" category, the Redmi K90 Ultra is a bit better (40/100 vs 28/100).

Frequently asked questions
Which is better: the Motorola Moto G40 Fusion or the Redmi K90 Ultra?

The Redmi K90 Ultra significantly outperforms the Motorola Moto G40 Fusion by 27 points (73/100 vs 46/100).

What is the rating of the Motorola Moto G40 Fusion and the Redmi K90 Ultra?

The Motorola Moto G40 Fusion has a MobileRank rating of 46/100, the Redmi K90 Ultra — 73/100.

Which has the better camera: the Motorola Moto G40 Fusion or the Redmi K90 Ultra?

The Motorola Moto G40 Fusion leads on camera score (43/100 vs 37/100).

Which is more powerful: the Motorola Moto G40 Fusion or the Redmi K90 Ultra?

The Redmi K90 Ultra leads on performance (92/100 vs 42/100).

Should you choose the Motorola Moto G40 Fusion over the Redmi K90 Ultra?

The Motorola Moto G40 Fusion is a better fit for everyday use. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.