Oppo F21 Pro vs Redmi K80 Ultra

The Oppo F21 Pro (2022) runs on the Qualcomm Snapdragon 680 4G, while the Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 43/100 (a 30-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Redmi K80 Ultra is faster in AnTuTu (2,874,956 vs 424,216); the Redmi K80 Ultra has NFC for contactless payments, the Oppo F21 Pro doesn't; the Oppo F21 Pro is noticeably lighter (175g vs 219g).

The Redmi K80 Ultra significantly outperforms the Oppo F21 Pro by 30 points (73/100 vs 43/100).

Profile comparison

Category scores

Oppo F21 Pro

Performance 31
Display 69
Camera 45
Battery 35
Portability 79
Value for money —

Redmi K80 Ultra

Performance 89
Display 94
Camera 37
Battery 86
Portability 40
Value for money 80

What makes Oppo F21 Pro better?

  • Better main camera: 64MP vs 50MP
  • Lighter: 175g vs 219g

  • Better camera (45/100 vs 37/100)
  • Better portability (79/100 vs 40/100)

What makes Redmi K80 Ultra better?

  • Higher AnTuTu: 2874956 vs 424216
  • Better Geekbench Single: 2729 vs 412
  • Better Geekbench Multi: 8430 vs 1423
  • Bigger battery: 7410 vs 4500 mAh
  • Faster charging: 100W vs 33W
  • Higher refresh rate: 144Hz vs 90Hz

  • Higher performance (89/100 vs 31/100)
  • Longer battery life (86/100 vs 35/100)
  • Better display (94/100 vs 69/100)

Comparison verdict

Comparing the Oppo F21 Pro vs the Redmi K80 Ultra, the Redmi K80 Ultra scores 30 points higher (73/100 vs 43/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 31/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 35/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Oppo F21 Pro (89/100 vs 31/100). In the "display" category, the Redmi K80 Ultra notably outperforms the Oppo F21 Pro (94/100 vs 69/100). In the "camera" category, the Oppo F21 Pro is a bit better (45/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Oppo F21 Pro (86/100 vs 35/100). In the "portability" category, the Oppo F21 Pro significantly outperforms the Redmi K80 Ultra (79/100 vs 40/100).

Redmi K80 Ultra: The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.

Specs comparison

Specification Oppo F21 Pro Redmi K80 Ultra
Processor Qualcomm Snapdragon 680 4G MediaTek Dimensity 9400+
AnTuTu 424216 2874956
Geekbench Single 412 2729
Geekbench Multi 1423 8430
Display 6.4" AMOLED 6.8" OLED
Resolution 1080x2400 1280x2772
Refresh rate 90 Hz 144 Hz
Battery 4500 mAh 7410 mAh
Charging 33W 100W
Main camera 64 MP 50 MP
Ultrawide 0 MP 8 MP
Front camera 32 MP 20 MP
RAM 8GB 12GB / 16GB
Storage 128GB 256GB / 512GB / 1TB
OS Android 12, ColorOS 12.1 Android 15
Brightness (peak) 800 nits 3200 nits
NFC no yes
Protection IPX4 IP68
Dimensions 159.9×73.2×7.5 mm —
Weight 175 g 219 g
Launch price — $350

Camera comparison

Oppo F21 Pro

  • Main: 64MP f/1.7
  • Front: 32MP
45
camera

Redmi K80 Ultra

  • Main: 50MP f/1.9
  • Ultrawide: 8MP
  • Front: 20MP
37
camera

Display comparison

Oppo F21 Pro

  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
69
display

Redmi K80 Ultra

  • 6.8" OLED
  • Resolution: 1280x2772
  • Refresh rate: 144 Hz
94
display

Battery and charging

Oppo F21 Pro

  • 4500 mAh
  • Wired: 33W
  • No wireless charging
35
battery

Redmi K80 Ultra

  • 7410 mAh
  • Wired: 100W
  • Wireless charging: no data
86
battery

Overall performance score

We compared Oppo F21 Pro and Redmi K80 Ultra, covering their specs and all relevant benchmarks.

Oppo F21 Pro Qualcomm Snapdragon 680 4G
43/100
424216 AnTuTu
Redmi K80 Ultra MediaTek Dimensity 9400+
73/100 +85.2%
2874956 AnTuTu

Redmi K80 Ultra leads Oppo F21 Pro by 85.2% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Oppo F21 Pro

Price unknown

Redmi K80 Ultra

$350

Detailed category analysis

performance

In the "performance" category, the Redmi K80 Ultra significantly outperforms the Oppo F21 Pro (89/100 vs 31/100).

display

In the "display" category, the Redmi K80 Ultra notably outperforms the Oppo F21 Pro (94/100 vs 69/100).

camera

In the "camera" category, the Oppo F21 Pro is a bit better (45/100 vs 37/100).

battery

In the "battery" category, the Redmi K80 Ultra significantly outperforms the Oppo F21 Pro (86/100 vs 35/100).

portability

In the "portability" category, the Oppo F21 Pro significantly outperforms the Redmi K80 Ultra (79/100 vs 40/100).

Frequently asked questions

Which is better: the Oppo F21 Pro or the Redmi K80 Ultra?

The Redmi K80 Ultra significantly outperforms the Oppo F21 Pro by 30 points (73/100 vs 43/100).

What is the rating of the Oppo F21 Pro and the Redmi K80 Ultra?

The Oppo F21 Pro has a MobileRank rating of 43/100, the Redmi K80 Ultra — 73/100.

Which has the better camera: the Oppo F21 Pro or the Redmi K80 Ultra?

The Oppo F21 Pro leads on camera score (45/100 vs 37/100).

Which is more powerful: the Oppo F21 Pro or the Redmi K80 Ultra?

The Redmi K80 Ultra leads on performance (89/100 vs 31/100).

Should you choose the Oppo F21 Pro over the Redmi K80 Ultra?

The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.