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InnoReviews

OPPO Reno13 vs Samsung Galaxy S21 Ultra

OPPO Reno13
53.8Inno Score
VS
WINNER
Samsung Galaxy S21 Ultra
53.9Inno Score
29.9Performance37.2
57.6Display56.3
49.8Camera72
66.7Battery46.4
100Features78.7
6 spec wins — OPPO Reno136 spec wins — Samsung Galaxy S21 Ultra

InnoReviews verdict

This one is close to a dead heat: OPPO Reno13 scores 53.8 against 53.9 for Samsung Galaxy S21 Ultra. Pick by the categories that matter to you — Samsung Galaxy S21 Ultra edges ahead in camera and performance, or by price.

Which would you pick?

Key differences

Reasons to pick the OPPO Reno13

  • Stronger battery score: 67 vs 46
  • Stronger features score: 100 vs 79
  • 220% higher Wired charging: 80 W vs 25 W
  • 25% higher Front camera: 50 MP vs 40 MP
  • 21% lower weight: 181 g vs 228 g

Reasons to pick the Samsung Galaxy S21 Ultra

  • Stronger performance score: 37 vs 30
  • Stronger camera score: 72 vs 50
  • 116% higher Main camera: 108 MP vs 50 MP
  • 50% higher ultra-wide: 12 MP vs 8 MP
  • 25% higher Peak brightness: 1,500 nits vs 1,200 nits

Display

Display comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
Screen size6.59 ″6.8 ″+3%
Panel typeAMOLEDLTPO AMOLED
Resolution2760x12563200x1440
Pixel density460 ppi515 ppi+12%
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits1,500 nits+25%
Screen-to-body93.4 %—

Performance

Performance comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
ChipsetMediaTek Dimensity 8350Samsung Exynos 2100
AnTuTu—783,817Bottom 19%
AnTuTu 11 (CPU)—263,424Bottom 14%
AnTuTu 11 (GPU)—126,989Bottom 29%
AnTuTu 11 (Memory)—165,563Bottom 31%
AnTuTu 11 (UX)—227,841Bottom 17%
Geekbench 6 (single)1,322Bottom 49%1,430+8%Top 48%
Geekbench 6 (multi)3,846+8%Top 50%3,550Bottom 48%
RAM (max)12 GB12 GB
Storage options128GB / 256GB / 512GB128GB / 256GB / 512GB
Storage typeUFS 3.1UFS 3.1

Camera

Camera comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
Main camera50 MP108 MP+116%
Main aperturef/1.8f/1.8
Ultra-wide8 MP12 MP+50%
Telephoto—10 MP
Optical zoom—10 x
Max video4K@60fps8K@24fps
Front camera50 MP+25%40 MP
OISYesYes

Battery

Battery comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
Capacity5,600 mAh+12%5,000 mAh
Wired charging80 W+220%25 W
Wireless charging—15 W

Design

Design comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
Weight181 g+21%228 g
Thickness7.2 mm+19%8.9 mm
IP ratingIP66/IP68/IP69IP68
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 6E
Bluetooth5.45.2
NFCYesYes
USBUSB-CUSB-C 3.2
eSIMYesYes

Software

Software comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
OS at launchAndroid 15 (ColorOS 15)Android 11 (One UI 3.1)
OS update pledge—4 years

Audio

Audio comparison: OPPO Reno13 versus Samsung Galaxy S21 Ultra
SpecOPPO Reno13Samsung Galaxy S21 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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