Two devices. One clear decision.

LAUNCH DATE3 fields

Specification	Galaxy M51	City 100
Announced	August 31, 2020	April 27 2025
Released	2020-09-11	2025-04-27
Status	September 11, 2020	Available

NETWORK6 fields

Specification	Galaxy M51	City 100
2G Bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Bands	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 2100
4G LTE	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66	LTE
5G	No	No
Speed	LTE	LTE
Technology	4G/LTE/2G	4G/LTE/GSM

BODY5 fields

Specification	Galaxy M51	City 100
Build	Glass front (Gorilla Glass 3+), plastic back, plastic frame	Glass front, plastic back, plastic frame
Dimensions	163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in)	167.7 x 77.5 x 7.7 mm (6.60 x 3.05 x 0.30 in)
IP Rating	No IP rating	No IP rating
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	213 g (7.51 oz)	185 g (6.53 oz)

DISPLAY7 fields

Specification	Galaxy M51	City 100
Brightness	650 nits (rated), 674 nits (measured)	700 nits (HBM)
Protection	Corning Gorilla Glass 3+	Not specified by manufacturer
Refresh Rate	60Hz	90Hz
Resolution	1080 x 2400 pixels, 20:9 ratio (~393 ppi density)	720 x 1600 pixels, 20:9 ratio (~260 ppi density)
Screen-to-body	~86.7%	~84.6%
Size	6.7 inches, 108.4 cm2 (~86.7% screen-to-body ratio)	6.75 inches, 110.0 cm2 (~84.6% screen-to-body ratio)
Type	Super AMOLED Plus	IPS LCD, 90Hz, 700 nits (HBM)

PLATFORM4 fields

Specification	Galaxy M51	City 100
CPU	Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)	Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Chipset	Qualcomm SDM730 Snapdragon 730G (8 nm)	Unisoc T7250 (12 nm)
GPU	Adreno 618	Mali-G57 MP1
OS	Android 10, upgradable to Android 12, One UI 4.1	Android 14, Pure 14.5 OS

MEMORY4 fields

Specification	Galaxy M51	City 100
Card slot	microSDXC (dedicated slot)	microSDXC
Internal	128GB	128GB, 256GB
RAM	6GB RAM, 8GB RAM	4GB RAM, 6GB RAM, 8GB RAM
Storage/RAM variants	128GB; 6GB RAM, 8GB RAM	128GB, 256GB; 4GB RAM, 6GB RAM, 8GB RAM

MAIN CAMERA3 fields

Specification	Galaxy M51	City 100
Features	LED flash, panorama, HDR	LED flash, HDR, panorama
MAIN CAMERA	64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth	13 MP
Video	4K@30fps, 1080p@30fps	Yes

SELFIE CAMERA3 fields

Specification	Galaxy M51	City 100
Features	HDR	HDR
Selfie camera	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm	8 MP
Video	4K@30fps, 1080p@30fps	Yes

SOUND2 fields

Specification	Galaxy M51	City 100
3.5mm jack	Yes	Yes
Loudspeaker	Yes	Yes, with dual speakers

COMMUNICATION6 fields

Specification	Galaxy M51	City 100
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
NFC	Yes	No
Positioning	GPS, GLONASS, GALILEO, BDS	GPS
Radio	FM radio, RDS	FM radio
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

FEATURES1 field

Specification	Galaxy M51	City 100
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted); unspecified sensors

BATTERY3 fields

Specification	Galaxy M51	City 100
Capacity	7000 mAh	5200 mAh
Charging Type	25W wired, 100% in 115 min	18W wired Reverse wired
Type	Li-Po 7000 mAh	5200 mAh

ADDITIONAL INFORMATION4 fields

Specification	Galaxy M51	City 100
Colors	Celestial Black, Electric Blue, White	Navy Blue, Pure Titanium, Fairy Purple
Launch Price (USD)	$80.00 (reference only — see Price in Nigeria above for the actual retail price)	$85.00 (reference only — see Price in Nigeria above for the actual retail price)
Models	SM-M515F, SM-M515F/DSN	C671L
Price in Nigeria	₦119,568 (Stored estimate)	₦119,300 (Stored estimate)

SECURITY1 field

Specification	Galaxy M51	City 100
Security	Biometric security: Fingerprint (side-mounted).	Biometric security: Fingerprint (side-mounted).