Side-by-side technical data

Samsung Galaxy A51 5G UW vs Ulefone Armor 9

Comparison between Samsung Galaxy A51 5G UW and Ulefone Armor 9: camera, battery, fast charging, display, performance and colors, side by side. More phones from Samsung and Ulefone.

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Samsung

Galaxy A51 5G UW

Ulefone

Armor 9

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The verdict

Neither runs away with it: each wins something.

Category
Category	Galaxy A51 5G UW	Armor 9
Design & display	6.9	4.9
Performance & hardware	5.3	4.3
Camera	5.6	5.9
Connectivity	5.2	5.8
Battery & charging	4.4	6.6

Which one is for you?

Samsung Galaxy A51 5G UW, if you care about…

Display Technology: Super AMOLED; against IPS LCD
Weight: 188.8 g; against 320 g
Usable Surface: 87.5 %; against 70.6 %
Body Thickness: 8.6 mm; against 15 mm

Ulefone Armor 9, if you care about…

Battery Capacity: 6,600 mAh; against 4,500 mAh
RAM Capacity: 8 GB; against 6 GB
Fast Charge Power: 18 W; against 15 W
Battery Features: Fast Charging, Rechargeable, Non-Removable, Reverse Charging, Battery Level Indicator; against Fast Charging

Specification comparison

Show differences only

Performance

Specification	Galaxy A51 5G UW	Armor 9
Processor Model	Qualcomm SM7250 Snapdragon 765 5G	MediaTek Helio P90
Processor Process Size	7 nm Best value	12 nm
Graphics GPU	Qualcomm Adreno 620	PowerVR GM9446
Storage Type	UFS 2.1	UFS 2.1
Maximum CPU Clock	2.4 GHz Best value	2.2 GHz
Maximum Storage Capacity	128 GB	128 GB
AnTuTu Score	—	196,851
Geekbench 6 Single-Core	—	414
Geekbench 6 Multi-Core	—	1,373
CPU Description	Octa-core CPU with 1x2.4 GHz Kryo 475 Prime, 1x2.2 GHz Kryo 475 Gold, and 6x1.8 GHz Kryo 475 Silver cores.	Octa-core CPU with 2 Cortex-A75 cores at 2.2 GHz and 6 Cortex-A55 cores at 2.0 GHz.
Processor Type	Octa-Core	Octa-Core
64-Bit Processor	—	Yes
RAM Capacity	6 GB	8 GB Best value
RAM Type	—	LPDDR4X
Expandable Storage	Yes	Yes
AnTuTu version	—	v8

Design

Specification	Galaxy A51 5G UW	Armor 9
Body Colors	Blue	Black, Orange
Body Thickness	8.6 mm Best value	15 mm
Body Width	73.4 mm	82 mm
Body Height	158.8 mm	168.2 mm
Weight	188.8 g Best value	320 g
Usable Surface	87.5 % Best value	70.6 %
Body Materials	Glass, Plastic, Aluminium Alloy	Glass, Aluminium Alloy, Rubber, Rugged Build
Resistance Features	—	IP68, IP69K, MIL-STD-810G, Drop Resistant Up to 1.2 m
Waterproof Depth	—	1.5 m

Battery

Specification	Galaxy A51 5G UW	Armor 9
Battery Capacity	4,500 mAh	6,600 mAh Best value
Battery Type	Li-Po	Li-Polymer
Fast Charge Power	15 W	18 W Best value
Battery Features	Fast Charging	Fast Charging, Rechargeable, Non-Removable, Reverse Charging, Battery Level Indicator Best value

Display

Specification	Galaxy A51 5G UW	Armor 9
Display Aspect Ratio	20:9	19.5:9
Display Technology	Super AMOLED Best value	IPS LCD
Display Diagonal	6.5″ Best value	6.3″
Display Horizontal Resolution	1,080 px	1,080 px
Display Vertical Resolution	2,400 px Best value	2,340 px
Display Pixel Density	405 ppi	409 ppi Best value
Display Features	Gorilla Glass 3, AMOLED	Scratch Resistant, Oleophobic Coating, Water Drop Notch, LED Notifications, Capacitive Touch, Multi-Touch, Touchscreen

Sensors

Specification	Galaxy A51 5G UW	Armor 9
Fingerprint Sensor Placement	Under Display	Side

Sensor

Specification	Galaxy A51 5G UW	Armor 9
Sensor Features	Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass	Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer, Light Sensor

Software

Specification	Galaxy A51 5G UW	Armor 9
Operating System	Android 10	Android 10
OS Family	Android	Android
OS Version	10	10
Google Services	—	Yes

Connectivity

Specification	Galaxy A51 5G UW	Armor 9
SIM Configurations	Single Nano-SIM	Dual Nano-SIM, Dual SIM Dual Standby Best value
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B2, 4G LTE B4, 4G LTE B5, 4G LTE B13, 4G LTE B66, 5G NR n260, 5G NR n261	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA BC1, 2G CDMA B2, 2G CDMA B3, 2G CDMA B5, 2G CDMA B8, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 3G UMTS B34, 3G UMTS B39, 3G UMTS 1700 AWS, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B66
Cellular Technologies	GSM, HSPA, LTE, 5G Best value	GSM, CDMA, HSPA, UMTS, EVDO, LTE, 4G
Wi-Fi Standards	Wi-Fi 802.11a/b/g/n/ac	Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Wi-Fi Features	Dual Band, Wi-Fi Direct	Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
Bluetooth Version	Bluetooth 5.0	Bluetooth 5.0
Bluetooth Profiles	A2DP, LE	A2DP, LE
Navigation Systems	GPS, GLONASS, Galileo, BeiDou	GPS, A-GPS, GLONASS, Galileo, BeiDou Best value
Connectivity Features	3.5 mm Audio Jack, ANT+, NFC, FM Radio, USB Type-C, USB OTG	3.5 mm Audio Jack, NFC, FM Radio, USB Charging, USB Mass Storage, USB OTG, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE
USB Version	USB 2.0	USB 2.0
SAR (EU) head	0.59 W/kg	—
SAR (EU) body	1.32 W/kg	—
Max. download speed	—	600 Mbps
Max. upload speed	—	150 Mbps

Audio

Specification	Galaxy A51 5G UW	Armor 9
Audio Features	A2DP, LE, Loudspeaker	Loudspeaker, A2DP, LE

Technical

Specification	Galaxy A51 5G UW	Armor 9
Model numbers	SM-A516V	—