Redmi K100 vs Vivo Y55 5G

The Redmi K100 (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo Y55 5G (2022) runs on the MediaTek Dimensity 700 5G. By overall MobileRank rating, the Redmi K100 leads — 73/100 vs 41/100 (a 32-point difference). Key differences: the Redmi K100 has the bigger battery (10000 mAh vs 5000); the Redmi K100 is faster in AnTuTu (3,298,726 vs 515,647); the Vivo Y55 5G is noticeably lighter (187g vs 234g).

The Redmi K100 significantly outperforms the Vivo Y55 5G by 32 points (73/100 vs 41/100).

Profile comparison

Category scores

Redmi K100

Performance 92
Display 94
Camera 37
Battery 80
Portability 25
Value for money —

Vivo Y55 5G

Performance 40
Display 57
Camera 30
Battery 43
Portability 64
Value for money —

What makes Redmi K100 better?

  • Higher AnTuTu: 3298726 vs 515647
  • Better Geekbench Single: 3013 vs 690
  • Better Geekbench Multi: 9287 vs 1736
  • Bigger battery: 10000 vs 5000 mAh
  • Faster charging: 100W vs 18W

  • Higher performance (92/100 vs 40/100)
  • Better camera (37/100 vs 30/100)
  • Longer battery life (80/100 vs 43/100)
  • Better display (94/100 vs 57/100)

What makes Vivo Y55 5G better?

  • Lighter: 187g vs 234g

  • Better portability (64/100 vs 25/100)

Comparison verdict

Comparing the Redmi K100 vs the Vivo Y55 5G, the Redmi K100 scores 32 points higher (73/100 vs 41/100). In the "performance" category, the Redmi K100 leads (92/100 vs 40/100). In the "battery" category, the Redmi K100 leads (80/100 vs 43/100). In the "performance" category, the Redmi K100 significantly outperforms the Vivo Y55 5G (92/100 vs 40/100). In the "display" category, the Redmi K100 significantly outperforms the Vivo Y55 5G (94/100 vs 57/100). In the "camera" category, the Redmi K100 is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K100 significantly outperforms the Vivo Y55 5G (80/100 vs 43/100). In the "portability" category, the Vivo Y55 5G significantly outperforms the Redmi K100 (64/100 vs 25/100).

Redmi K100: The Redmi K100 is a better fit for gamers and power users, those who care about battery life.

Specs comparison

Specification Redmi K100 Vivo Y55 5G
Processor Qualcomm Snapdragon 8 Elite MediaTek Dimensity 700 5G
AnTuTu 3298726 515647
Geekbench Single 3013 690
Geekbench Multi 9287 1736
Display 6.8" AMOLED 6.6" IPS LCD
Resolution 1280x2772 1080x2408
Refresh rate 165 Hz —
Battery 10000 mAh 5000 mAh
Charging 100W 18W
Main camera 50 MP 50 MP
Ultrawide 8 MP 0 MP
Front camera 20 MP 8 MP
RAM 12GB / 16GB 4GB / 6GB
Storage 256GB / 512GB 128GB
OS Android 17 Android 11, Funtouch 12
Brightness (peak) 3500 nits —
NFC yes yes
Protection IP68 —
Dimensions — 164.0×75.9×8.3 mm
Weight 234 g 187 g
Launch price — —

Camera comparison

Redmi K100

  • Main: 50MP f/1.7
  • Ultrawide: 8MP
  • Front: 20MP
37
camera

Vivo Y55 5G

  • Main: 50MP f/1.8
  • Front: 8MP
30
camera

Display comparison

Redmi K100

  • 6.8" AMOLED
  • Resolution: 1280x2772
  • Refresh rate: 165 Hz
94
display

Vivo Y55 5G

  • 6.6" IPS LCD
  • Resolution: 1080x2408
  • Refresh rate: —
57
display

Battery and charging

Redmi K100

  • 10000 mAh
  • Wired: 100W
  • No wireless charging
80
battery

Vivo Y55 5G

  • 5000 mAh
  • Wired: 18W
  • No wireless charging
43
battery

Overall performance score

We compared Redmi K100 and Vivo Y55 5G, covering their specs and all relevant benchmarks.

Redmi K100 Qualcomm Snapdragon 8 Elite
73/100
3298726 AnTuTu
Vivo Y55 5G MediaTek Dimensity 700 5G
41/100 -539.7%
515647 AnTuTu

Redmi K100 leads Vivo Y55 5G by 539.7% in our overall performance rating.

Benchmarks

Detailed category analysis

performance

In the "performance" category, the Redmi K100 significantly outperforms the Vivo Y55 5G (92/100 vs 40/100).

display

In the "display" category, the Redmi K100 significantly outperforms the Vivo Y55 5G (94/100 vs 57/100).

camera

In the "camera" category, the Redmi K100 is a bit better (37/100 vs 30/100).

battery

In the "battery" category, the Redmi K100 significantly outperforms the Vivo Y55 5G (80/100 vs 43/100).

portability

In the "portability" category, the Vivo Y55 5G significantly outperforms the Redmi K100 (64/100 vs 25/100).

Frequently asked questions

Which is better: the Redmi K100 or the Vivo Y55 5G?

The Redmi K100 significantly outperforms the Vivo Y55 5G by 32 points (73/100 vs 41/100).

What is the rating of the Redmi K100 and the Vivo Y55 5G?

The Redmi K100 has a MobileRank rating of 73/100, the Vivo Y55 5G — 41/100.

Which has the better camera: the Redmi K100 or the Vivo Y55 5G?

The Redmi K100 leads on camera score (37/100 vs 30/100).

Which is more powerful: the Redmi K100 or the Vivo Y55 5G?

The Redmi K100 leads on performance (92/100 vs 40/100).

Should you choose the Redmi K100 over the Vivo Y55 5G?

The Redmi K100 is a better fit for gamers and power users, those who care about battery life.