OPPO Reno 15 5G vs Samsung Galaxy S21 Ultra

# 1
Add Product
Add Product
vs
# 1
Add Product
Add Product
  • Like
  • Comment
  • Share

Overview

Specs Score79 / 100
Better Specs
77 / 100
Display Resolution1256 x 2760 pixels1440 x 3200 pixels
Better Resolution
RAM8 GB12 GB
More RAM
Rear Camera50 MP + 50 MP + 8 MP Triple108 MP Quad
Better Camera Resolution
Front Camera50 MP
Better Front Camera Resolution
40 MP
Weight197 g
Lighter
227 g
Thickness7.8 mm
Slimmer
8.9 mm
Battery6500 mAh
Bigger Battery
5000 mAh
Unique Features
No
No
IR Blaster
NFC
Wireless Charging
No

General

Country of OriginIndia
ModelCPH2825Galaxy S21 Ultra 5G
Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIMNano+Nano SIM
Device TypeSmartphoneSmartphone
Release DateDecember 02, 2025January 14, 2021

Design

Dimensions74.8 x 158 x 7.8 mm75.6 x 165.1 x 8.9 mm
Weight197 g227 g
ColorsAurora Blue, Twilight Blue, Aurora White

Display

TypeColor AMOLED Screen (1B Colors)Color Dynamic AMOLED 2X (16M Colors)
TouchYes, 240 Hz Touch Sampling RateYes
Size6.59 inches, 1256 x 2760 pixels, 120 Hz6.8 inches, 1440 x 3200 pixels, 120 Hz
Aspect Ratio19.5:920:9
PPI~ 460 PPI~ 515 PPI
Screen to Body Ratio~ 93.4%~ 89.8%
Glass TypeCorning Gorilla GG7i Glass+Corning Gorilla Glass Victus
BrightnessNormal brightness: 600nits (Typical) HBM: 1200nits (Typical), 3600 nits (peak)
FeaturesStandard Mode: 100% DCI-P3 Natural Mode: 100% DCI-P3 Vivid Mode: 100% DCI-P3Always-on Display, HDR10+, Curved Display
NotchYes, Punch HoleYes, Punch Hole
Curved DisplayYes

Memory

RAM8 GB12 GB
RAM TypeLPDDR5X
Expandable RAMUpto 8 GB Extra Virtual RAM
Storage256 GB256 GB
Storage TypeUFS 3.1UFS 3.1
Card SlotNo

Connectivity

GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
5GYesYes
VoLTEYes, Dual Stand-ByYes, Dual Stand-By
WifiYes, with wifi-hotspotYes, with wifi-hotspot
Wifi VersionWi-Fi 7
BluetoothYes, v5.4, A2DP, LE, aptX HDYes, v5.2, A2DP, LE
USBYes, USB-C v2.0Yes, USB-C v3.2
USB FeaturesUSB on-the-go, USB ChargingUSB on-the-go, USB Charging
IR BlasterYes

Performance

AnTuTu Score1,433,365 (Total) (v11)
495,227 (CPU)
326,572 (GPU)
244,893 (Memory)
366,673 (UX)
AnTuTu Storage Score114,536
Sequential Read: 2226 MB/s; Sequential Write: 1885 MB/s
Geekbench Score4,105 (Multi Core) (v6)
1,247 (Single Core)
3,385 (OpenCL)
5,679 (Vulkan)
3DMark Score1,506 (Wild Life Extreme) (9.02 FPS)

Extra

GPSYes, with A-GPS, GLONASS, BDS, GALILEO, QZSSYes, with A-GPS, GLONASS, BDS, GALILEO
Fingerprint SensorYes, In DisplayYes, In Display
Face UnlockYesYes
SensorsAccelerometer, Gyro, Proximity, CompassAccelerometer, Gyro, Proximity, Compass, Barometer
3.5mm Headphone JackNoNo
NFCYes
Water ResistanceYes, 1.5 m upto 30 minYes, 1.5 m upto 30 min
IP RatingIP68IP68
Dust ResistantYesYes

Camera

Rear Camera50 MP ƒ/1.8 (Wide Angle)
FOV 79°; 5P lens; AF supported; Supports 2-axis OIS
50 MP ƒ/2.8 (Telephoto)
FOV 30°; 4P lens; AF supported; Supports 2-axis OIS, 3.5x
8 MP ƒ/2.2 (Ultra Wide)
Ultra Wide Selfie Camera with 100° FOV
108 MP ƒ/1.8
10 MP ƒ/4.9 (Telephoto)
10 MP ƒ/2.4 (Telephoto)
12 MP ƒ/2.2 (Ultra Wide)
OISYesYes
Auto FocusYesYes
FeaturesPhoto, Video, Portrait, Night, PRO, Panorama, SLO-MO, Dual-view video, TIME-LAPSE, STICKER, HI-RES, Google Lens, Underwater, Text Scanner, Doc Scanner, MovieAuto-HDR, Panorama
Video Recording4K @ 60 fps UHD, 1080p @ 60 fps FHD8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD
FlashYes, LEDYes, LED
Front Camera50 MP ƒ/2 (Ultra Wide)
Punch Hole
40 MP ƒ/2.2 (Wide Angle)
Punch Hole, Autofocus
Front Video Recording4K @ 60 fps UHD, 1080p @ 60 fps FHD4K @ 30/60 fps UHD, 1080p @ 30 fps FHD

Technical

OSAndroid v16Android v10
Custom UIColorOS 16
ChipsetQualcomm Snapdragon 7 Gen4Samsung Exynos 2100
CPU2.8 GHz, Octa Core Processor2.9 GHz, Octa Core Processor
Core Details1x Prime Core@ 2.8 GHz& 4 Performance Cores@ 2.4 GHz & 3x Efficiency Cores@ 1.8 GHz1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55
Fabrication NodeTSMC 4nm
GPUAdreno 722Mali-G78 MP14
NPUQualcomm Hexagon NPU
JavaNoNo
BrowserYesYes

Multimedia

EmailYesYes
MusicYesYes
VideoYesYes
FM RadioNoNo
Document ReaderYesYes

Battery

TypeNon-Removable BatteryNon-Removable Battery
Size6500 mAh5000 mAh, Li-Po Battery
Fast ChargingYes, 80W Fast ChargingYes, 25W Fast Charging
Wireless ChargingYes, 15W
Reverse ChargingYesYes, 4.5W

Discuss

Be the first to leave a comment.

Related Mobile Phones

Samsung Galaxy A16 5G
Samsung Galaxy A16 5G₹17,499
OPPO Reno 15 Pro 5G
OPPO Reno 15 Pro 5G₹67,999
Oppo Reno 15F
Oppo Reno 15F₹39,999
Samsung Galaxy S21 FE 5G
Samsung Galaxy S21 FE 5G₹74,999
Samsung Galaxy S23 5G
Samsung Galaxy S23 5G₹49,999
Infinix Note 60 Ultra
Infinix Note 60 Ultra₹31,990