Oppo Ace 2 versus Samsung Galaxy S21 Ultra 5G Pre-owned

Compare specifications, price, availability, ratings and shopping interest.

Oppo Ace 2 8GB/256GB

Upcoming
KSh 75,100

Samsung Galaxy S21 Ultra 5G 12GB/256GB Pre-owned

In Stock
KSh 45,000

Oppo Ace 2 8GB/256GB Samsung Galaxy S21 Ultra 5G 12GB/256GB Pre-owned
Price KSh 75,100 KSh 45,000
Sales 0 - For Feb 2026 42 - For Feb 2026
Average rating 5 - 2 votes 3.8 - 22 votes
Likes 0 - For Feb 2026 11 - For Feb 2026
Views 120 - For Feb 2026 1,839 - For Feb 2026
General
Available April
2020
 January
2021
Dimensions 160 x 75.4 x 8.6 mm
 165.1 x 75.6 x 8.9 mm
Weight 186 g
 227 g
Colors Fantasy Purple
Aurora Silver
Moon Rock Grey
 Phantom Black
Phantom Silver
Network 2G, 3G, 4G, 5G 2G, 3G, 4G, 5G
Network features - -
Key features Gorilla Glass 5
AMOLED display
HDR10+
48MP quad main camera
4K video recording
5G
Fast wireless charging
Reverse wireless charging
 IP68 dust & water resistant
Dynamic AMOLED 2X display
Gorilla Glass Victus
8K video recording
UFS 3.1 storage
S-Pen compatible
108MP quad main camera
Platform
Operating system Android 10; ColorOS 7.1
 Android 11; One UI 3.1
GPU Adreno 650
 Mali-G78 MP14
Processor 2.84 GHz
Octa-core
 2.9 GHz
Octa-core
Chipset Qualcomm Snapdragon 865
 Exynos 2100
Graphics processor Adreno 650
 Mali-G78 MP14
RAM 8GB
 12GB
Storage 256GB
 256GB UFS 3.1
Card slot No
 No
Battery 4000mAh
Li-Po
 5000mAh
Li-Po
Battery features -
 25W Fast Charging
15W Fast Wireless Charging
4.5W Reverse Wireless Charging
Platform features -
 Samsung Knox
Game Booster
Dual Stereo Speakers
AKG Audio
IP68 Dust & Water Resistant
Display
Display size 6.55 inches
1080 x 2400 pixels
 6.8 inches
1440 x 3200 pixels
Display type AMOLED screen
16M colors
 Dynamic AMOLED 2X screen
16M colors
Pixel density 402 ppi
 515 ppi
Display features -
 Always-on Display
120Hz Refresh Rate
HDR10+
1500 Nits Peak Brightness
Gorilla Glass Victus
Eye Comfort Shield
Infinity-O Display
S-Pen Compatible
20:9 Aspect Ratio
Camera
Camera resolution 48MP + 8MP + 2MP + 2MP quad
 108MP F1.8 + 10MP F4.9 + 10MP F2.4
12MP F2.2
Camera features Face detection
Geo tagging
Autofocus
Panorama
Touch to focus
HDR
LED flash
PDAF
 Dual Pixel PDAF
Laser AF
OIS
10x Optical Zoom
Auto-HDR
LED Flash
Color Point Filter
Backdrop Filter
Low-key Mono Filter
High-key Mono Filter
Studio Filter
Blur Filter
Night Mode
Up to 100x Digital Zoom
Video recording 2160p 60fps
 8K 24fps
4K 30/60fps
Full HD 30/60/240fps
HD 960fps
Super Steady Video
Front camera
Front camera resolution 16MP
 40MP F2.2
Front camera features HDR
 PDAF
Auto HDR
Video recording 1080p 30fps
 4K 30/60fps
Full HD 30fps
Dual Video Call
Sensors & connectivity
Sensors Fingerprint
Gyro
Accelerometer
Proximity
Compass
 Fingerprint
Accelerometer
Gyro
Proximity
Compass
Barometer
Connectivity USB 2.0
USB Type C
USB OTG
WiFi hotspot
Dual band WiFi
WiFi Direct
GPS
GLONASS
GALILEO
BDS
QZSS
NFC
Bluetooth 5.1
 USB Type C 3.2
Bluetooth 5.2
NFC
Dual band WiFi
WiFi Direct
WiFi Hotspot
GPS
GLONASS
BDS
GALILEO
USB OTG
Connectivity features -
 WiFi 6