Samsung Galaxy A51 5G vs OPPO Reno Ace2 5G

General Info

Manufacturer
Samsung	Oppo
Announced
April 2020	2020, April 13
Status
Coming Soon - April 2020	Coming soon. Exp. release 2020, April 20
Colors
Prism Cube Black, Prism Cube White, Prism Cube Pink	Aurora Silver, Moon Rock Grey, Fantasy Purple
Form Factor
Candybar	Candybar
Dimension
158.9 x 73.6 x 8.7 mm (6.26 x 2.9 x 0.34 in)	160.0 × 75.4 × 8.6 mm (6.3 × 2.97 × 0.34 in)
Weight
187 g (6.6 oz)	186 g (6.56 oz)
SIM Type
Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA
3G Network
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100
4G Network
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)	LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 32(1500), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 46, 66(1700/2100), 71(600)
5G Network
5G SA/NSA	5G band 1(2100), 3(1800), 41(2500), 78(3500), 79(4700); SA/NSA - China
Messaging

Build Features
- Fingerprint Sensor (under display, optical)	- Fingerprint Sensor (In-display) Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame

OS
Android 10.0	Android 10.0
User Interface
One UI 2.0	ColorOS 7.1
Processor
Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55), Exynos 980 (8 nm) [Similar]	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585), Qualcomm SM8250 Snapdragon 865 (7 nm+) [Similar]
GPU
Mali-G76 MP5 [Similar]	Adreno 650 [Similar]
RAM
8 GB [Browse Similar]	12 GB [Browse Similar]
Internal Memory
128 GB	256 GB
External Memory
microSDXC (dedicated slot)	No

Type
Super AMOLED Capacitive Touchscreen Corning Gorilla Glass 3	Full HD+ AMOLED Capacitive Touchscreen Corning Gorilla Glass 5 Protection Support HDR10+ 90Hz refresh rate 500 nits typ. brightness (advertised)
Colors
16M colors	16M colors
Size
6.5 inches [Similar]	6.55 inches [Similar]
Resolution
1080 x 2400 pixels (405 ppi)	1080 x 2400 pixels (402 ppi)
Screen-to-Body Ratio
87.17%	-
Multi-Touch

Rear Camera
48 MP + 12 MP + 5 MP + 5 MP [Similar]	48 MP + 8 MP + 2 MP + 2 MP [Similar]
Flash
LED flash	LED Flash
Features
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 12mm (ultrawide) 5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm 5 MP, f/2.2, (depth) HDR, panorama	48 MP f/1.7, EIS, OIS 8 MP, ultra-wide f/2.2, 120° FOV 2 MP, macro lens 2 MP mono sensor HDR, Panorama
Video
2160p@30fps, 1080p@30/120fps; gyro-EIS	2160p@30/60fps, 1080p@30/60/240fps, 720p@480fps, Auto HDR, gyro-EIS
Front Camera
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm HDR 1080p@30fps [Similar]	16 MP, f/2.0, 25mm (wide), 1/3.1", 1.0µm Auto-HDR, gyro-EIS 1080p@30fps [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA, LTE-A, 5G	HSPA 42.2/5.76 Mbps, LTE-A (7CA) Cat20 2000/150 Mbps
Bluetooth
5.0, A2DP, LE	5.1, A2DP, aptX HD, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, DLNA, hotspot
USB
2.0, Type-C 1.0 reversible connector, USB On-The-Go	2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS	Yes, with A-GPS, GLONASS, BDS, GALILEO
Browser
Yes	Yes

Internal
128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.0)	256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM (UFS 3.0)
Expandable Storage
microSDXC (dedicated slot)	No
USB OTG
Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

NFC

Type
Non-removable Li-Po Battery Fast battery charging 15W	Non-removable Li-Po Battery Fast charging 65W, 100% in 30 min (advertised) SuperVOOC 2.0 Fast wireless charging 40W, 100% in 56 min (advertised) Wireless reverse charging 10W
Capacity
4500 mAh	4000 mAh
Stand by
-	-
Talk Time
-	-