Nokia C21 vs Redmi K80 Ultra

The Nokia C21 (2022) runs on the Unisoc, while the Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+. By overall MobileRank rating, the Redmi K80 Ultra leads — 60/100 vs 5/100 (a 55-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 3000); the main camera is 8 MP vs 50 MP; the Redmi K80 Ultra has NFC for contactless payments, the Nokia C21 doesn't; the Nokia C21 is noticeably lighter (195g vs 219g).

The Redmi K80 Ultra significantly outperforms the Nokia C21 by 55 points (60/100 vs 5/100).
Profile comparison
Category scores
Nokia C21
Performance 0
Display 0
Camera 0
Battery 0
Design 56
Value for money 55
Redmi K80 Ultra
Performance 61
Display 100
Camera 32
Battery 72
Design 26
Value for money 86
What makes Nokia C21 better?
  • Lighter: 195g vs 219g

  • Better design/ergonomics (56/100 vs 26/100)
What makes Redmi K80 Ultra better?
  • Bigger battery: 7410 vs 3000 mAh
  • Better main camera: 50MP vs 8MP

  • Higher performance (61/100 vs 0/100)
  • Better camera (32/100 vs 0/100)
  • Longer battery life (72/100 vs 0/100)
  • Better display (100/100 vs 0/100)
  • Better value for money (86/100 vs 55/100)
Comparison verdict

Comparing the Nokia C21 vs the Redmi K80 Ultra, the Redmi K80 Ultra scores 55 points higher (60/100 vs 5/100). In the "performance" category, the Redmi K80 Ultra leads (61/100 vs 0/100). In the "camera" category, the Redmi K80 Ultra leads (32/100 vs 0/100). In the "battery" category, the Redmi K80 Ultra leads (72/100 vs 0/100). In the "value for money" category, the Redmi K80 Ultra leads (86/100 vs 55/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (61/100 vs 0/100). In the "display" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (100/100 vs 0/100). In the "camera" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (32/100 vs 0/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (72/100 vs 0/100). In the "design" category, the Nokia C21 significantly outperforms the Redmi K80 Ultra (56/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (86/100 vs 55/100).

Nokia C21: The Nokia C21 is a better fit for everyday use.
Redmi K80 Ultra: The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers.
Specs comparison
Specification Nokia C21 Redmi K80 Ultra
Processor Unisoc MediaTek Dimensity 9400+
AnTuTu 2876004
Geekbench Single 2729
Geekbench Multi 8430
Display 6.5" IPS LCD 6.8" OLED
Resolution 720x1600 1280x2772
Refresh rate 144 Hz
Battery 3000 mAh 7410 mAh
Charging 100W
Main camera 8 MP 50 MP
Ultrawide 0 MP 8 MP
Front camera 5 MP 20 MP
RAM 2GB / 3GB 12GB / 16GB
Storage 32GB / 64GB 256GB / 512GB / 1TB
OS Android 11 (Go edition) Android 15
Brightness (peak) 3200 nits
NFC no yes
Protection IP68
Dimensions 169.9×77.9×8.8 mm
Weight 195 g 219 g
Price $350
Camera comparison
Nokia C21
  • Main: 8MP
  • Front: 5MP
0
camera
Redmi K80 Ultra
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 20MP
32
camera
Display comparison
Nokia C21
  • 6.5" IPS LCD
  • Resolution: 720x1600
  • Refresh rate: —
0
display
Redmi K80 Ultra
  • 6.8" OLED
  • Resolution: 1280x2772
  • Refresh rate: 144 Hz
100
display
Battery and charging
Nokia C21
  • 3000 mAh
  • No wireless charging
0
battery
Redmi K80 Ultra
  • 7410 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Benchmarks
Price and availability
Nokia C21
Price unknown
Redmi K80 Ultra
$350
Detailed category analysis
performance

In the "performance" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (61/100 vs 0/100).

display

In the "display" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (100/100 vs 0/100).

camera

In the "camera" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (32/100 vs 0/100).

battery

In the "battery" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (72/100 vs 0/100).

design

In the "design" category, the Nokia C21 significantly outperforms the Redmi K80 Ultra (56/100 vs 26/100).

value for money

In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Nokia C21 (86/100 vs 55/100).

Frequently asked questions
Which is better: the Nokia C21 or the Redmi K80 Ultra?

The Redmi K80 Ultra significantly outperforms the Nokia C21 by 55 points (60/100 vs 5/100).

What is the rating of the Nokia C21 and the Redmi K80 Ultra?

The Nokia C21 has a MobileRank rating of 5/100, the Redmi K80 Ultra — 60/100.

Which has the better camera: the Nokia C21 or the Redmi K80 Ultra?

The Redmi K80 Ultra leads on camera score (32/100 vs 0/100).

Which is more powerful: the Nokia C21 or the Redmi K80 Ultra?

The Redmi K80 Ultra leads on performance (61/100 vs 0/100).

Should you choose the Nokia C21 over the Redmi K80 Ultra?

The Nokia C21 is a better fit for everyday use. The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers.