OPPO A91 vs Samsung Galaxy A17 5G vs Samsung Galaxy A56 5G Specs Comparison

Availability

Officially announced
Dec 20, 2019	Aug 08, 2025	Mar 01, 2025
Prices (MSRP)
	€239	8GB/128GB - $499

Design

Dimensions
6.31 x 2.89 x 0.31 inches 160.2 x 73.3 x 7.9 mm	6.47 x 3.07 x 0.30 inches 164.4 x 77.9 x 7.5 mm	6.39 x 3.05 x 0.29 inches (~0.35 inches with camera bump) 162.2 x 77.5 x 7.4 mm (~8.9 mm with camera bump)
Weight
6.07 oz / 172.0 g	6.77 oz / 192.0 g	6.98 oz / 198.0 g
Materials
Back: Plastic Frame: Plastic	Back: Plastic Frame: Plastic	Back: Glass (Corning Gorilla Glass Victus+) Frame: Aluminum
Resistance
	Water, Dust; IP54	Water, Dust; IP67
Biometrics
Optical in-screen fingerprint		Optical in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Lightening Black, Unicorn White, Blazing Blue	Black, Gray, Blue	Pink, Olive, Graphite, Lightgray

Display

Size
6.4-inch, 84.05% screen-to-body	6.7-inch, 85.99% screen-to-body	6.7-inch, 87.64% screen-to-body
Type
AMOLED, 60Hz	Super AMOLED, 90Hz, 800 nits	Super AMOLED, 120Hz, HDR, 1900 nits
Resolution
2400x1080px, 20:9 ratio, 411 PPI	2340x1080px, 20:9 ratio, 385 PPI	2340x1080px, 19.5:9 ratio, 385 PPI
Protection
Corning Gorilla Glass 5		Corning Gorilla Glass Victus+
Features
	HDR support, Ambient light sensor
Front cover display
	Scratch-resistant glass (Corning Gorilla Glass Victus)

PhoneArena Display Test

Bright Max (20% APL)
Untested	1081 (Average)	1715 (Good)
Bright Min
Untested	1.7 (Good)	1.6 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Mediatek Helio P70 MT6771V (12 nm)	Exynos 1330 S5E8535 (5 nm)	Samsung Exynos 1580
Processor
Octa-core 2100 MHz Cortex-A73	Octa-core 2x 2.4GHZ Cortex-A78 4x 2.4GHZ Cortex-A55	Octa-core 1x2.9GHz 3x2.6GHz​ 4x1.9GHz
GPU
Mali-G72 MP3	Mali-G68 MP2	Xclipse 540
Memory
4GB (LPDDR4)/128GB (UFS 2.1) 8GB/128GB	8GB/128GB 8GB/256GB	8GB (LPDDR4)/128GB (UFS 3.1) 8GB/256GB 12GB/256GB
Storage expansion
microSDXC	microSDXC	not expandable
OS
Android (9.0 Pie)	Android (15), up to 6 OS updates	Android (15)

PhoneArena Performance Test

GeekBench 6 Single
Untested	723	1361
GeekBench 6 Multi
Untested	1910	3894
3D Mark High
Untested	346	1322
3D Mark Low
Untested	338	1313

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
4025 mAh, Li - Polymer	5000 mAh	5000 mAh, Li - Ion
Charging
SuperVOOC 3.0		Fast charging
Charge speed
Wired: 20.0W	Wired: 25.0W	Wired: 45.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

8h 6min

Browsing

17h 36min

Video

13h 26min

Gaming

8h 37min

Battery Life Estimate

7h 3min

Browsing

17h 46min

Video

9h 9min

Gaming

10h 11min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Dual camera	Triple camera	Triple camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Focal length: 26mm (wide) mm Sensor size: 1/2.3" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Aperture size: F1.8 Sensor size: 1/2.76" Pixel size: 0.64 μm	50 MP (OIS, PDAF) Aperture size: F1.8 Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/1.4" Pixel size: 1.12 μm	5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5"	12 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
2 MP (Macro) Aperture size: F2.4 Sensor size: 1/1.5" Pixel size: 1.75 μm	2 MP (Macro) Aperture size: F2.4	5 MP (Macro) Aperture size: F2.4
Fourth camera
2 MP (Depth information) Aperture size: F2.4 Sensor size: 1/3.1" Pixel size: 1 μm
Flash
LED	LED	LED
Video recording
1080p (30 fps) HDR, Time-lapse video, EIS	Yes	4K UHD (30 fps)
Front
16 MP Video capture: 720p (30 fps)	13 MP	12 MP Video capture: 4K UHD (30 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

124

Overall

136

Photo

112

Video

122

Overall

131

Photo

113

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
4.2	5.3	5.3
WLAN
Yes Wi-Fi Direct, Hotspot 802.11 b, g, n, ac	Yes Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0	Type-C	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Ambient light sensor, Proximity sensor	Accelerometer, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning
Other
	NFC	NFC

Multimedia

Headphones
3.5mm jack	No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers	Earpiece, Multiple speakers
Screen mirroring
Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
	n1, n3, n5, n7, n8, n20, n28, n40, n41, n66, n77, n78, 5G Ready	n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78, SA, NSA, Sub-6
LTE Bands
1, 3, 5, 7, 8	1, 2, 3, 4, 5, 6, 7, 8, 12, 17, 20, 28, 66	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 66
TDD Bands
38, 40, 41	38, 40, 41	38, 40, 41
3G Bands
1, 5, 8	1, 2, 6, 8, 9	1, 2, 4, 5, 8
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s	LTE-A	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
No	Yes
SIM type
Nano SIM		Dual Nano SIM + eSIM

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