Screen size
Galaxy A51 5G UW6.5"
Galaxy M16Winner: 6.7"+3%
Quick verdict
Galaxy M16 leads the measured specs 9-6.
Measured wins
Galaxy A51 5G UW
6
spec wins
Ties
6
equal specs
Galaxy M16
9
spec wins
Overall winner
Screen size
Technology
Galaxy A51 5G UW
GSM / HSPA / LTE / 5G
Galaxy M16
GSM / HSPA / LTE / 5G
2G bands
Galaxy A51 5G UW
GSM 850 / 900 / 1800 / 1900
Galaxy M16
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy A51 5G UW
HSDPA 850 / 900 / 1900 / 2100
Galaxy M16
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy A51 5G UW
2, 4, 5, 13, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
Galaxy M16
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
5G bands
Galaxy A51 5G UW
260, 261 mmWave
Galaxy M16
1, 3, 5, 7, 8, 28, 40, 41, 66, 77, 78 SA/NSA/Sub6
Speed
Galaxy A51 5G UW
HSPA, LTE, 5G
Galaxy M16
HSPA, LTE, 5G
Announced
Galaxy A51 5G UW
2020, August 14
Galaxy M16
2025, February 27
Status
Galaxy A51 5G UW
Available. Released 2020, August 14
Galaxy M16
Available. Released 2025, March 05
Dimensions
Galaxy A51 5G UW
158.8 x 73.4 x 8.6 mm (6.25 x 2.89 x 0.34 in)
Galaxy M16
164.4 x 77.9 x 7.9 mm (6.47 x 3.07 x 0.31 in)
Weight
Galaxy A51 5G UW
188.8 g (6.67 oz)
Galaxy M16
191 g (6.74 oz)
Build
Galaxy A51 5G UW
Glass front (Gorilla Glass 3), plastic back, aluminum frame
Galaxy M16
Glass front, plastic back, plastic frame
SIM
Galaxy A51 5G UW
Nano-SIM (pre-installed)
Galaxy M16
Nano-SIM + Nano-SIM
Other
Galaxy A51 5G UW
-
Galaxy M16
IP54 dust protected and water resistant (water splashes)
Type
Galaxy A51 5G UW
Super AMOLED
Galaxy M16
Super AMOLED, 90Hz, 800 nits (HBM)
Size
Galaxy A51 5G UW
6.5 inches, 102.0 cm2 (~87.5% screen-to-body ratio)
Galaxy M16
6.7 inches, 110.2 cm2 (~86.0% screen-to-body ratio)
Resolution
Galaxy A51 5G UW
1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Galaxy M16
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Protection
Galaxy A51 5G UW
Corning Gorilla Glass 3
Galaxy M16
-
OS
Galaxy A51 5G UW
Android 10, One UI 2
Galaxy M16
Android 15, up to 6 major Android upgrades, One UI 7
Chipset
Galaxy A51 5G UW
Qualcomm SM7250 Snapdragon 765G 5G (7 nm)
Galaxy M16
Mediatek Dimensity 6300 (6 nm)
CPU
Galaxy A51 5G UW
Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
Galaxy M16
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Galaxy A51 5G UW
Adreno 620
Galaxy M16
Mali-G57 MC2
Card slot
Galaxy A51 5G UW
microSDXC (uses shared SIM slot)
Galaxy M16
microSDXC (uses shared SIM slot)
Internal
Galaxy A51 5G UW
128GB 6GB RAM
Galaxy M16
128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
Galaxy A51 5G UW
UFS 2.1
Galaxy M16
-
Quad
Galaxy A51 5G UW
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens
Galaxy M16
-
Features
Galaxy A51 5G UW
LED flash, panorama, HDR
Galaxy M16
LED flash, panorama, HDR
Video
Galaxy A51 5G UW
4K@30fps, 1080p@30/120fps; gyro-EIS
Galaxy M16
1080p@30fps, gyro-EIS
Triple
Galaxy A51 5G UW
-
Galaxy M16
50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF 5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm 2 MP (macro)
Single
Galaxy A51 5G UW
32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Galaxy M16
13 MP, f/2.0, (wide), 1/3.1", 1.12µm
Features
Galaxy A51 5G UW
HDR
Galaxy M16
-
Video
Galaxy A51 5G UW
4K@30fps, 1080p@30fps
Galaxy M16
1080p@30fps
Loudspeaker
Galaxy A51 5G UW
Yes
Galaxy M16
Yes
3.5mm jack
Galaxy A51 5G UW
Yes
Galaxy M16
No
WLAN
Galaxy A51 5G UW
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Galaxy M16
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Galaxy A51 5G UW
5.0, A2DP, LE
Galaxy M16
5.3, A2DP, LE
Positioning
Galaxy A51 5G UW
GPS, GLONASS, GALILEO, BDS
Galaxy M16
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
Galaxy A51 5G UW
Yes
Galaxy M16
Yes
Radio
Galaxy A51 5G UW
FM radio, RDS, recording
Galaxy M16
No
USB
Galaxy A51 5G UW
USB Type-C 2.0, OTG
Galaxy M16
USB Type-C 2.0
Sensors
Galaxy A51 5G UW
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy M16
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Other
Galaxy A51 5G UW
ANT+
Galaxy M16
-
Type
Galaxy A51 5G UW
Li-Po 4500 mAh
Galaxy M16
5000 mAh
Charging
Galaxy A51 5G UW
15W wired
Galaxy M16
25W wired
Colors
Galaxy A51 5G UW
Prism Bricks Blue
Galaxy M16
Thunder Black, MInt Green, Blush Pink
Models
Galaxy A51 5G UW
SM-A516V
Galaxy M16
SM-M166P, SM-M166P/DS
SAR EU
Galaxy A51 5G UW
0.59 W/kg (head) 1.32 W/kg (body)
Galaxy M16
0.99 W/kg (head) 1.19 W/kg (body)
Price
Galaxy A51 5G UW
About 470 EUR
Galaxy M16
₹ 13,999
SAR
Galaxy A51 5G UW
-
Galaxy M16
1.08 W/kg (head)