Redmi K90 vs Vivo V21e

The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo V21e (2021) runs on the Qualcomm Snapdragon 720G. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 49/100 (a 27-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4000); the main camera is 50 MP vs 64 MP; the Redmi K90 is faster in AnTuTu (3,086,235 vs 514,398); the Vivo V21e is noticeably lighter (171g vs 206g).

The Redmi K90 significantly outperforms the Vivo V21e by 27 points (76/100 vs 49/100).
Profile comparison
Category scores
Redmi K90
Performance 92
Display 82
Camera 58
Battery 72
Portability 55
Value for money 90
Vivo V21e
Performance 41
Display 84
Camera 51
Battery 25
Portability 83
Value for money
What makes Redmi K90 better?
  • Higher AnTuTu: 3086235 vs 514398
  • Better Geekbench Single: 3041 vs 746
  • Better Geekbench Multi: 9494 vs 1762
  • Bigger battery: 7100 vs 4000 mAh
  • Faster charging: 100W vs 33W

  • Higher performance (92/100 vs 41/100)
  • Better camera (58/100 vs 51/100)
  • Longer battery life (72/100 vs 25/100)
What makes Vivo V21e better?
  • Better main camera: 64MP vs 50MP
  • Lighter: 171g vs 206g

  • Better display (84/100 vs 82/100)
  • Better portability (83/100 vs 55/100)
Comparison verdict

Comparing the Redmi K90 vs the Vivo V21e, the Redmi K90 scores 27 points higher (76/100 vs 49/100). In the "performance" category, the Redmi K90 leads (92/100 vs 41/100). In the "battery" category, the Redmi K90 leads (72/100 vs 25/100). In the "performance" category, the Redmi K90 significantly outperforms the Vivo V21e (92/100 vs 41/100). In the "display" category, the Vivo V21e and the Redmi K90 are nearly equal (84/100 vs 82/100). In the "camera" category, the Redmi K90 is a bit better (58/100 vs 51/100). In the "battery" category, the Redmi K90 significantly outperforms the Vivo V21e (72/100 vs 25/100). In the "portability" category, the Vivo V21e notably outperforms the Redmi K90 (83/100 vs 55/100).

Redmi K90: The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.
Vivo V21e: The Vivo V21e is a better fit for everyday use.
Specs comparison
Specification Redmi K90 Vivo V21e
Processor Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 720G
AnTuTu 3086235 514398
Geekbench Single 3041 746
Geekbench Multi 9494 1762
Display 6.6" AMOLED 6.4" AMOLED
Resolution 2510x1156 1080x2400
Refresh rate 120 Hz
Battery 7100 mAh 4000 mAh
Charging 100W 33W
Main camera 50 MP 64 MP
Ultrawide 8 MP 8 MP
Telephoto 50 MP 0 MP
Front camera 20 MP 44 MP
RAM 12GB / 16GB 8GB
Storage 256GB / 512GB 128GB
OS Android 16 Android 11, Funtouch 11.1
Brightness (peak) 3500 nits 430 nits
NFC yes yes
Protection IP68
Dimensions 157.5×75.3×8.0 mm 161.2×74.4×7.4 mm
Weight 206 g 171 g
Launch price $401
Camera comparison
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
58
camera
Vivo V21e
  • Main: 64MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 44MP
51
camera
Display comparison
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
82
display
Vivo V21e
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: —
84
display
Battery and charging
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Vivo V21e
  • 4000 mAh
  • Wired: 33W
  • No wireless charging
25
battery
Overall performance score

We compared Redmi K90 and Vivo V21e, covering their specs and all relevant benchmarks.

Redmi K90 Qualcomm Snapdragon 8 Elite
76/100
3086235 AnTuTu
Vivo V21e Qualcomm Snapdragon 720G
49/100 -500.0%
514398 AnTuTu

Redmi K90 leads Vivo V21e by 500.0% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Redmi K90
$401
Vivo V21e
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi K90 significantly outperforms the Vivo V21e (92/100 vs 41/100).

display

In the "display" category, the Vivo V21e and the Redmi K90 are nearly equal (84/100 vs 82/100).

camera

In the "camera" category, the Redmi K90 is a bit better (58/100 vs 51/100).

battery

In the "battery" category, the Redmi K90 significantly outperforms the Vivo V21e (72/100 vs 25/100).

portability

In the "portability" category, the Vivo V21e notably outperforms the Redmi K90 (83/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi K90 or the Vivo V21e?

The Redmi K90 significantly outperforms the Vivo V21e by 27 points (76/100 vs 49/100).

What is the rating of the Redmi K90 and the Vivo V21e?

The Redmi K90 has a MobileRank rating of 76/100, the Vivo V21e — 49/100.

Which has the better camera: the Redmi K90 or the Vivo V21e?

The Redmi K90 leads on camera score (58/100 vs 51/100).

Which is more powerful: the Redmi K90 or the Vivo V21e?

The Redmi K90 leads on performance (92/100 vs 41/100).

Should you choose the Redmi K90 over the Vivo V21e?

The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers. The Vivo V21e is a better fit for everyday use.