Redmi K100 Pro vs Vivo Y31d

The Redmi K100 Pro (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y31d (2026) runs on the Qualcomm Snapdragon 6s 4G Gen 2. By overall MobileRank rating, the Redmi K100 Pro leads — 88/100 vs 33/100 (a 55-point difference). Key differences: the Redmi K100 Pro has the bigger battery (9000 mAh vs 7200); the main camera is 200 MP vs 50 MP; the Redmi K100 Pro is faster in AnTuTu (3,942,923 vs 522,680); the Redmi K100 Pro has NFC for contactless payments, the Vivo Y31d doesn't.

The Redmi K100 Pro significantly outperforms the Vivo Y31d by 55 points (88/100 vs 33/100).
Profile comparison
Category scores
Redmi K100 Pro
Performance 92
Display 100
Camera 90
Battery 89
Design 50
Value for money 55
Vivo Y31d
Performance 0
Display 100
Camera 24
Battery 57
Design 26
Value for money 97
What makes Redmi K100 Pro better?
  • Higher AnTuTu: 3942923 vs 522680
  • Better Geekbench Single: 3640 vs 489
  • Better Geekbench Multi: 11033 vs 1532
  • Bigger battery: 9000 vs 7200 mAh
  • Faster charging: 100W vs 44W
  • Better main camera: 200MP vs 50MP
  • Higher refresh rate: 2560Hz vs 120Hz

  • Higher performance (92/100 vs 0/100)
  • Better camera (90/100 vs 24/100)
  • Longer battery life (89/100 vs 57/100)
  • Better design/ergonomics (50/100 vs 26/100)
What makes Vivo Y31d better?

  • Better value for money (97/100 vs 55/100)
Comparison verdict

Comparing the Redmi K100 Pro vs the Vivo Y31d, the Redmi K100 Pro scores 55 points higher (88/100 vs 33/100). In the "performance" category, the Redmi K100 Pro leads (92/100 vs 0/100). In the "camera" category, the Redmi K100 Pro leads (90/100 vs 24/100). In the "battery" category, the Redmi K100 Pro leads (89/100 vs 57/100). In the "value for money" category, the Vivo Y31d leads (97/100 vs 55/100). In the "performance" category, the Redmi K100 Pro significantly outperforms the Vivo Y31d (92/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K100 Pro significantly outperforms the Vivo Y31d (90/100 vs 24/100). In the "battery" category, the Redmi K100 Pro significantly outperforms the Vivo Y31d (89/100 vs 57/100). In the "design" category, the Redmi K100 Pro notably outperforms the Vivo Y31d (50/100 vs 26/100). In the "value for money" category, the Vivo Y31d significantly outperforms the Redmi K100 Pro (97/100 vs 55/100).

Redmi K100 Pro: The Redmi K100 Pro is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.
Vivo Y31d: The Vivo Y31d is a better fit for budget-conscious buyers.
Specs comparison
Specification Redmi K100 Pro Vivo Y31d
Processor Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 6s 4G Gen 2
AnTuTu 3942923 522680
Geekbench Single 3640 489
Geekbench Multi 11033 1532
Display 6.9" AMOLED 6.8" IPS LCD
Resolution 1200x2608 720x1570
Refresh rate 2560 Hz 120 Hz
Battery 9000 mAh 7200 mAh
Charging 100W 44W
Wireless charging 50W 0W
Main camera 200 MP 50 MP
Ultrawide 50 MP 0 MP
Telephoto 50 MP 0 MP
Front camera 32 MP 8 MP
RAM 12GB / 16GB 6GB / 8GB
Storage 256GB / 512GB / 1TB 128GB / 256GB
OS Android 16, HyperOS 3 Android 16
Brightness (peak) 1250 nits
NFC yes no
Protection IP68 IP68/IP69
Dimensions 166.6×78.4×8.4 mm
Weight 219 g
Price $185
Camera comparison
Redmi K100 Pro
  • Main: 200MP f/f/1.9
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
90
camera
Vivo Y31d
  • Main: 50MP f/f/2.0
  • Front: 8MP
24
camera
Display comparison
Redmi K100 Pro
  • 6.9" AMOLED
  • Resolution: 1200x2608
  • Refresh rate: 2560 Hz
100
display
Vivo Y31d
  • 6.8" IPS LCD
  • Resolution: 720x1570
  • Refresh rate: 120 Hz
100
display
Battery and charging
Redmi K100 Pro
  • 9000 mAh
  • Wired: 100W
  • Wireless: 50W
89
battery
Vivo Y31d
  • 7200 mAh
  • Wired: 44W
  • No wireless charging
57
battery
Overall performance score

We compared Redmi K100 Pro and Vivo Y31d, covering their specs and all relevant benchmarks.

Redmi K100 Pro Qualcomm Snapdragon 8 Elite Gen 5
88/100
3942923 AnTuTu
Vivo Y31d Qualcomm Snapdragon 6s 4G Gen 2
33/100 -654.4%
522680 AnTuTu

Redmi K100 Pro leads Vivo Y31d by 654.4% in our overall performance rating.

Benchmarks
Price and availability
Redmi K100 Pro
Price unknown
Vivo Y31d
$185
Detailed category analysis
performance

In the "performance" category, the Redmi K100 Pro significantly outperforms the Vivo Y31d (92/100 vs 0/100).

display

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

camera

In the "camera" category, the Redmi K100 Pro significantly outperforms the Vivo Y31d (90/100 vs 24/100).

battery

In the "battery" category, the Redmi K100 Pro significantly outperforms the Vivo Y31d (89/100 vs 57/100).

design

In the "design" category, the Redmi K100 Pro notably outperforms the Vivo Y31d (50/100 vs 26/100).

value for money

In the "value for money" category, the Vivo Y31d significantly outperforms the Redmi K100 Pro (97/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi K100 Pro or the Vivo Y31d?

The Redmi K100 Pro significantly outperforms the Vivo Y31d by 55 points (88/100 vs 33/100).

What is the rating of the Redmi K100 Pro and the Vivo Y31d?

The Redmi K100 Pro has a MobileRank rating of 88/100, the Vivo Y31d — 33/100.

Which has the better camera: the Redmi K100 Pro or the Vivo Y31d?

The Redmi K100 Pro leads on camera score (90/100 vs 24/100).

Which is more powerful: the Redmi K100 Pro or the Vivo Y31d?

The Redmi K100 Pro leads on performance (92/100 vs 0/100).

Should you choose the Redmi K100 Pro over the Vivo Y31d?

The Redmi K100 Pro is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life. The Vivo Y31d is a better fit for budget-conscious buyers.