Nubia Z20 vs Redmi K80 Ultra

The Nubia Z20 (2019) runs on the Qualcomm Snapdragon 855+, while the Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+. By overall MobileRank rating, the Redmi K80 Ultra leads — 60/100 vs 16/100 (a 44-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 859,084); the Redmi K80 Ultra has NFC for contactless payments, the Nubia Z20 doesn't; the Nubia Z20 is noticeably lighter (186g vs 219g).

The Redmi K80 Ultra significantly outperforms the Nubia Z20 by 44 points (60/100 vs 16/100).
Profile comparison
Category scores
Nubia Z20
Performance 2
Display 0
Camera 32
Battery 13
Design 67
Value for money 55
Redmi K80 Ultra
Performance 61
Display 100
Camera 32
Battery 72
Design 26
Value for money 86
What makes Nubia Z20 better?
  • Lighter: 186g vs 219g

  • Better design/ergonomics (67/100 vs 26/100)
What makes Redmi K80 Ultra better?
  • Higher AnTuTu: 2876004 vs 859084
  • Better Geekbench Single: 2729 vs 1031
  • Better Geekbench Multi: 8430 vs 2864
  • Bigger battery: 7410 vs 4000 mAh
  • Faster charging: 100W vs 27W
  • Better main camera: 50MP vs 48MP

  • Higher performance (61/100 vs 2/100)
  • Longer battery life (72/100 vs 13/100)
  • Better display (100/100 vs 0/100)
  • Better value for money (86/100 vs 55/100)
Comparison verdict

Comparing the Nubia Z20 vs the Redmi K80 Ultra, the Redmi K80 Ultra scores 44 points higher (60/100 vs 16/100). In the "performance" category, the Redmi K80 Ultra leads (61/100 vs 2/100). In the "battery" category, the Redmi K80 Ultra leads (72/100 vs 13/100). 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 Nubia Z20 (61/100 vs 2/100). In the "display" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (100/100 vs 0/100). In the "camera" category, both devices are on the same level — 32/100. In the "battery" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (72/100 vs 13/100). In the "design" category, the Nubia Z20 significantly outperforms the Redmi K80 Ultra (67/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (86/100 vs 55/100).

Nubia Z20: The Nubia Z20 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 Nubia Z20 Redmi K80 Ultra
Processor Qualcomm Snapdragon 855+ MediaTek Dimensity 9400+
AnTuTu 859084 2876004
Geekbench Single 1031 2729
Geekbench Multi 2864 8430
Display 6.4" AMOLED 6.8" OLED
Resolution 1080x2340 1280x2772
Refresh rate 144 Hz
Battery 4000 mAh 7410 mAh
Charging 27W 100W
Main camera 48 MP 50 MP
Ultrawide 16 MP 8 MP
Telephoto 8 MP 0 MP
Front camera 20 MP
RAM 6GB / 8GB 12GB / 16GB
Storage 128GB / 512GB 256GB / 512GB / 1TB
OS Android 9.0 (Pie); Nubia UI 7 Android 15
Brightness (peak) 3200 nits
NFC no yes
Protection IP68
Dimensions 158.6×75.2×9.2 mm
Weight 186 g 219 g
Price $350
Camera comparison
Nubia Z20
  • Main: 48MP f/f/1.7
  • Ultrawide: 16MP
  • Telephoto: 8MP
  • Front: —
32
camera
Redmi K80 Ultra
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Front: 20MP
32
camera
Display comparison
Nubia Z20
  • 6.4" AMOLED
  • Resolution: 1080x2340
  • Refresh rate: —
0
display
Redmi K80 Ultra
  • 6.8" OLED
  • Resolution: 1280x2772
  • Refresh rate: 144 Hz
100
display
Battery and charging
Nubia Z20
  • 4000 mAh
  • Wired: 27W
  • No wireless charging
13
battery
Redmi K80 Ultra
  • 7410 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Overall performance score

We compared Nubia Z20 and Redmi K80 Ultra, covering their specs and all relevant benchmarks.

Nubia Z20 Qualcomm Snapdragon 855+
16/100
859084 AnTuTu
Redmi K80 Ultra MediaTek Dimensity 9400+
60/100 +70.1%
2876004 AnTuTu

Redmi K80 Ultra leads Nubia Z20 by 70.1% in our overall performance rating.

Benchmarks
Price and availability
Nubia Z20
Price unknown
Redmi K80 Ultra
$350
Detailed category analysis
performance

In the "performance" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (61/100 vs 2/100).

display

In the "display" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (100/100 vs 0/100).

camera

In the "camera" category, both devices are on the same level — 32/100.

battery

In the "battery" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (72/100 vs 13/100).

design

In the "design" category, the Nubia Z20 significantly outperforms the Redmi K80 Ultra (67/100 vs 26/100).

value for money

In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Nubia Z20 (86/100 vs 55/100).

Frequently asked questions
Which is better: the Nubia Z20 or the Redmi K80 Ultra?

The Redmi K80 Ultra significantly outperforms the Nubia Z20 by 44 points (60/100 vs 16/100).

What is the rating of the Nubia Z20 and the Redmi K80 Ultra?

The Nubia Z20 has a MobileRank rating of 16/100, the Redmi K80 Ultra — 60/100.

Which is more powerful: the Nubia Z20 or the Redmi K80 Ultra?

The Redmi K80 Ultra leads on performance (61/100 vs 2/100).

Should you choose the Nubia Z20 over the Redmi K80 Ultra?

The Nubia Z20 is a better fit for everyday use. The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers.