Poco C51 vs Redmi K90 Max

The Poco C51 (2023) runs on the MediaTek Helio G36, while the Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the Redmi K90 Max leads — 74/100 vs 26/100 (a 48-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 5000); the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 195,539); the Redmi K90 Max has NFC for contactless payments, the Poco C51 doesn't; the Poco C51 is noticeably lighter (192g vs 227g).

The Redmi K90 Max significantly outperforms the Poco C51 by 48 points (74/100 vs 26/100).
Profile comparison
Category scores
Poco C51
Performance 11
Display 39
Camera
Battery 43
Portability 52
Value for money
Redmi K90 Max
Performance 95
Display 94
Camera 37
Battery 78
Portability 41
Value for money 74
What makes Poco C51 better?
  • Lighter: 192g vs 227g

  • Better portability (52/100 vs 41/100)
What makes Redmi K90 Max better?
  • Higher AnTuTu: 3803420 vs 195539
  • Better Geekbench Single: 3228 vs 189
  • Better Geekbench Multi: 9553 vs 781
  • Bigger battery: 8550 vs 5000 mAh
  • Faster charging: 100W vs 10W

  • Higher performance (95/100 vs 11/100)
  • Longer battery life (78/100 vs 43/100)
  • Better display (94/100 vs 39/100)
Comparison verdict

Comparing the Poco C51 vs the Redmi K90 Max, the Redmi K90 Max scores 48 points higher (74/100 vs 26/100). In the "performance" category, the Redmi K90 Max leads (95/100 vs 11/100). In the "battery" category, the Redmi K90 Max leads (78/100 vs 43/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Poco C51 (95/100 vs 11/100). In the "display" category, the Redmi K90 Max significantly outperforms the Poco C51 (94/100 vs 39/100). In the "battery" category, the Redmi K90 Max significantly outperforms the Poco C51 (78/100 vs 43/100). In the "portability" category, the Poco C51 is a bit better (52/100 vs 41/100).

Poco C51: The Poco C51 is a better fit for everyday use.
Redmi K90 Max: The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.
Specs comparison
Specification Poco C51 Redmi K90 Max
Processor MediaTek Helio G36 MediaTek Dimensity 9500
AnTuTu 195539 3803420
Geekbench Single 189 3228
Geekbench Multi 781 9553
Display 6.5" IPS LCD 6.8" AMOLED
Resolution 720x1600 2772x1280
Refresh rate 165 Hz
Battery 5000 mAh 8550 mAh
Charging 10W 100W
Main camera 50 MP
Ultrawide 0 MP 8 MP
Front camera 5 MP 20 MP
RAM 4GB 12GB / 16GB
Storage 64GB 256GB / 512GB / 1TB
OS Android 13 (Go edition), MIUI Android 16
Brightness (peak) 400 nits 3500 nits
NFC no yes
Protection IP66
Dimensions 164.9×76.8×9.1 mm 162.9×77.9×8.1 mm
Weight 192 g 227 g
Launch price $504
Camera comparison
Poco C51
  • Main: —
  • Front: 5MP
camera
Redmi K90 Max
  • Main: 50MP f/f/1.68
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Display comparison
Poco C51
  • 6.5" IPS LCD
  • Resolution: 720x1600
  • Refresh rate: —
39
display
Redmi K90 Max
  • 6.8" AMOLED
  • Resolution: 2772x1280
  • Refresh rate: 165 Hz
94
display
Battery and charging
Poco C51
  • 5000 mAh
  • Wired: 10W
  • No wireless charging
43
battery
Redmi K90 Max
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Overall performance score

We compared Poco C51 and Redmi K90 Max, covering their specs and all relevant benchmarks.

Poco C51 MediaTek Helio G36
26/100
195539 AnTuTu
Redmi K90 Max MediaTek Dimensity 9500
74/100 +94.9%
3803420 AnTuTu

Redmi K90 Max leads Poco C51 by 94.9% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Poco C51
Price unknown
Redmi K90 Max
$504
Detailed category analysis
performance

In the "performance" category, the Redmi K90 Max significantly outperforms the Poco C51 (95/100 vs 11/100).

display

In the "display" category, the Redmi K90 Max significantly outperforms the Poco C51 (94/100 vs 39/100).

battery

In the "battery" category, the Redmi K90 Max significantly outperforms the Poco C51 (78/100 vs 43/100).

portability

In the "portability" category, the Poco C51 is a bit better (52/100 vs 41/100).

Frequently asked questions
Which is better: the Poco C51 or the Redmi K90 Max?

The Redmi K90 Max significantly outperforms the Poco C51 by 48 points (74/100 vs 26/100).

What is the rating of the Poco C51 and the Redmi K90 Max?

The Poco C51 has a MobileRank rating of 26/100, the Redmi K90 Max — 74/100.

Which is more powerful: the Poco C51 or the Redmi K90 Max?

The Redmi K90 Max leads on performance (95/100 vs 11/100).

Should you choose the Poco C51 over the Redmi K90 Max?

The Poco C51 is a better fit for everyday use. The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.