OPPO Find X3 Pro vs Samsung Galaxy S21 Ultra Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.1
Samsung Galaxy S21 Ultra
OPPO Find X3 Pro Samsung Galaxy S21 Ultra
Released · Mar 30, 2021
Released · Jan 29, 2021
6.7-inch · 3216x1440px
6.8-inch · 3200x1440px
Quad camera
Quad camera
12GB · 256GB
12GB · 128GB
4500 mAh
5000 mAh
Check prices

Availability

Officially announced
Mar 11, 2021 Jan 14, 2021
Prices (MSRP)
$1200 | €1399

Design

Dimensions
6.43 x 2.91 x 0.33 inches
163.4 x 74 x 8.26 mm
6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump)
165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump)
Weight
6.81 oz / 193.0 g 8.04 oz / 229.0 g
Materials
Back: Glass (Corning Gorilla Glass Victus)
Frame: Aluminum
Resistance
Water, Splash, Dust; IP68 Water, Dust; IP68
Biometrics
2D Face unlock, Optical in-screen fingerprint 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Gloss Black, Blue Phantom black, Silver

Display

Size
6.7-inch, 89.48% screen-to-body 6.8-inch, 89.33% screen-to-body
Type
AMOLED, 120Hz, HDR Dynamic AMOLED, 120Hz, HDR, 1500 nits
Resolution
3216x1440px, 20:9 ratio, 526 PPI 3200x1440px, 20:9 ratio, 516 PPI
Protection
Corning Gorilla Glass 5 Corning Gorilla Glass Victus
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
2.1 (Average) 1.5 (Good)

Hardware

System chip
Snapdragon 888 (5 nm) Snapdragon 888 SM8350 (5 nm)
Processor
Octa-core
Kryo 680
Octa-core
1x2.84GHz Kryo 680
3x2.42GHz Kryo 680
4x1.80GHz Kryo 680
GPU
Adreno 660 Adreno 660
Memory
12GB (LPDDR5)/256GB (UFS 3.1) 12GB (LPDDR5)/128GB (UFS 3.1)
12GB/256GB
16GB/512GB
Storage expansion
not expandable not expandable
OS
Android (11) Android (14, 13, 12, 11)
PhoneArena Performance Test
GeekBench 6 Single
Untested 1117
GeekBench 6 Multi
Untested 3312
3D Mark High
Untested 1963
3D Mark Low
Untested 1179

Battery

Type
4500 mAh 5000 mAh, Li - Polymer
Charging
SuperVOOC 2.0
Qi wireless charging, Reverse wireless charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging
Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 65.0W
Wireless: 30.0W
Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
7h 27min
Gaming
9h 27min
Battery Life Estimate
6h 15min
Browsing
14h 43min
Video
8h 52min
Gaming
8h 40min

Camera

Rear
Quad camera Quad camera
Main camera
50 MP (OIS, PDAF)
Aperture size: F1.8
Sensor size: 1/1.56"
108 MP (OIS, Laser and PDAF)
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.33"
Pixel size: 0.8 μm
Second camera
50 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/1.56"
12 MP (Ultra-wide, PDAF)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
13 MP (Ultra-wide)
Optical zoom: 5.0x
Aperture size: F2.4
10 MP (Telephoto, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 μm
Fourth camera
3 MP (Macro)
Optical zoom: 60.0x
Aperture size: F3.0
10 MP (Telephoto, Periscope, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 μm
Flash
Dual LED LED
Video recording
4K UHD (60 fps), 1080p
OIS, HDR, Continuous autofocus, Video light, EIS
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
OIS, HDR, Hyperlapse, Video light, EIS
Front
32 MP 40 MP (PDAF, HDR)
Video capture: 4K UHD (60 fps)

Connectivity & Features

Bluetooth
5.2 5.1
WLAN
a,b,g,n,Wi-Fi 6,tri-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ax
a,b,g,n,ac,Wi-Fi 6,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C, USB 3.1 Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC, ANT+

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
Dolby Atmos 32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Cellular

5G Bands
n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, n79 n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71
4G (TDD) Bands
34, 38, 39, 40, 41, 42 38, 39, 40, 41, 46, 48
3G Bands
1, 2, 4, 5, 6, 8, 19 1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS LTE-A Pro Cat 20 (2000/150 Mbit/s)
Dual SIM
Yes
SIM type
Nano SIM, eSIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Jan 20, 2021
FCC ID value: R9C-CPH2173
Date approved: Dec 22, 2020
FCC ID value: A3LSMG998U
Measured SAR
Head: 1.17 W/kg
Body: 0.47 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.05 W/kg
Head: 0.77 W/kg
Body: 1.02 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.16 W/kg
Phablet: 3.15 W/kg

Alternative variants

with 256GB storage
Memory 256GB
Colors Phantom black
Prices (MSRP) $1250
with 512GB storage
Memory 16GB/512GB
Colors Phantom black
Prices (MSRP) $1380
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
1x2.91GHz Cortex-X1
3x2.81G​Hz Cortex-A78
4x2.2G​Hz Cortex-A55
GPU Mali G78 MP14
Weight 8.01 oz / 227.0 g
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 22, 2020
FCC ID value: A3LSMG998B
Measured SAR Head: 0.16 W/kg
Body: 0.72 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
Phablet: 3.86 W/kg
FCC OKs Cingular\'s purchase of AT&T Wireless