Oppo Reno8 5G vs Vivo Y31d

The Oppo Reno8 5G (2022) runs on the MediaTek Dimensity 1300, while the Vivo Y31d (2026) runs on the Qualcomm Snapdragon 6s 4G Gen 2. By overall MobileRank rating, the Vivo Y31d leads — 33/100 vs 30/100 (a 3-point difference). Key differences: the Vivo Y31d has the bigger battery (7200 mAh vs 4500); the Oppo Reno8 5G has NFC for contactless payments, the Vivo Y31d doesn't; the Oppo Reno8 5G is noticeably lighter (179g vs 219g).

The Vivo Y31d edges out the Oppo Reno8 5G by just 3 points — the two devices are very close in overall level.
Profile comparison
Category scores
Oppo Reno8 5G
Performance 0
Display 50
Camera 51
Battery 39
Design 76
Value for money 55
Vivo Y31d
Performance 0
Display 100
Camera 24
Battery 57
Design 26
Value for money 97
What makes Oppo Reno8 5G better?
  • Faster charging: 80W vs 44W
  • Lighter: 179g vs 219g

  • Better camera (51/100 vs 24/100)
  • Better design/ergonomics (76/100 vs 26/100)
What makes Vivo Y31d better?
  • Bigger battery: 7200 vs 4500 mAh
  • Higher refresh rate: 120Hz vs 90Hz

  • Longer battery life (57/100 vs 39/100)
  • Better display (100/100 vs 50/100)
  • Better value for money (97/100 vs 55/100)
Comparison verdict

Comparing the Oppo Reno8 5G vs the Vivo Y31d, the Vivo Y31d scores 3 points higher (33/100 vs 30/100). In the "camera" category, the Oppo Reno8 5G leads (51/100 vs 24/100). In the "battery" category, the Vivo Y31d leads (57/100 vs 39/100). In the "value for money" category, the Vivo Y31d leads (97/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Vivo Y31d significantly outperforms the Oppo Reno8 5G (100/100 vs 50/100). In the "camera" category, the Oppo Reno8 5G notably outperforms the Vivo Y31d (51/100 vs 24/100). In the "battery" category, the Vivo Y31d notably outperforms the Oppo Reno8 5G (57/100 vs 39/100). In the "design" category, the Oppo Reno8 5G significantly outperforms the Vivo Y31d (76/100 vs 26/100). In the "value for money" category, the Vivo Y31d significantly outperforms the Oppo Reno8 5G (97/100 vs 55/100).

Oppo Reno8 5G: The Oppo Reno8 5G is a better fit for everyday use.
Vivo Y31d: The Vivo Y31d is a better fit for budget-conscious buyers.
Specs comparison
Specification Oppo Reno8 5G Vivo Y31d
Processor MediaTek Dimensity 1300 Qualcomm Snapdragon 6s 4G Gen 2
AnTuTu 522680
Geekbench Single 489
Geekbench Multi 1532
Display 6.4" AMOLED 6.8" IPS LCD
Resolution 1080x2400 720x1570
Refresh rate 90 Hz 120 Hz
Battery 4500 mAh 7200 mAh
Charging 80W 44W
DXOMark (camera) 112
Main camera 50 MP 50 MP
Ultrawide 8 MP 0 MP
Front camera 32 MP 8 MP
RAM 8GB 6GB / 8GB
Storage 128GB / 256GB 128GB / 256GB
OS Android 12, ColorOS 12.1 Android 16
Brightness (peak) 800 nits 1250 nits
NFC yes no
Protection IP68/IP69
Dimensions 160.6×73.4×7.7 mm 166.6×78.4×8.4 mm
Weight 179 g 219 g
Price $185
Camera comparison
Oppo Reno8 5G
  • Main: 50MP f/f/1.8
  • Ultrawide: 8MP
  • Front: 32MP
51
camera
Vivo Y31d
  • Main: 50MP f/f/2.0
  • Front: 8MP
24
camera
Display comparison
Oppo Reno8 5G
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Vivo Y31d
  • 6.8" IPS LCD
  • Resolution: 720x1570
  • Refresh rate: 120 Hz
100
display
Battery and charging
Oppo Reno8 5G
  • 4500 mAh
  • Wired: 80W
  • No wireless charging
39
battery
Vivo Y31d
  • 7200 mAh
  • Wired: 44W
  • No wireless charging
57
battery
Benchmarks
Price and availability
Oppo Reno8 5G
Price unknown
Vivo Y31d
$185
Detailed category analysis
performance

In the "performance" category, both devices are on the same level — 0/100.

display

In the "display" category, the Vivo Y31d significantly outperforms the Oppo Reno8 5G (100/100 vs 50/100).

camera

In the "camera" category, the Oppo Reno8 5G notably outperforms the Vivo Y31d (51/100 vs 24/100).

battery

In the "battery" category, the Vivo Y31d notably outperforms the Oppo Reno8 5G (57/100 vs 39/100).

design

In the "design" category, the Oppo Reno8 5G significantly outperforms the Vivo Y31d (76/100 vs 26/100).

value for money

In the "value for money" category, the Vivo Y31d significantly outperforms the Oppo Reno8 5G (97/100 vs 55/100).

Frequently asked questions
Which is better: the Oppo Reno8 5G or the Vivo Y31d?

The Vivo Y31d edges out the Oppo Reno8 5G by just 3 points — the two devices are very close in overall level.

What is the rating of the Oppo Reno8 5G and the Vivo Y31d?

The Oppo Reno8 5G has a MobileRank rating of 30/100, the Vivo Y31d — 33/100.

Which has the better camera: the Oppo Reno8 5G or the Vivo Y31d?

The Oppo Reno8 5G leads on camera score (51/100 vs 24/100).

Should you choose the Oppo Reno8 5G over the Vivo Y31d?

The Oppo Reno8 5G is a better fit for everyday use. The Vivo Y31d is a better fit for budget-conscious buyers.