Samsung Galaxy M51 vs Realme GT 7T
Product
Price
409 USD
409 USD
Status
Available
Available
Brand
Samsung Mobile
Realme Mobiles
Model No
SM-M515F, SM-M515F/DSN
Realme GT 7T
Launch Date
2020, August 31
2025, May 27
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
Speed
HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 400/50 Mbps
HSPA, LTE, 5G
5G bands
1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA
Dimensions
163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in)
162.4 x 76 x 8.3 mm (6.39 x 2.99 x 0.33 in)
Weight
213 g (7.51 oz)
202 g (7.13 oz)
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
ArmorShell glass
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Celestial Black, Electric Blue
IceSense Black, IceSense Blue, Racing Yellow
Type
Super AMOLED Plus
LTPO AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits (typ), 1800 nits (HBM), 6000 nits (peak)
Size
6.7 inches, 108.4 cm2 (~86.7% screen-to-body ratio)
6.8 inches, 112.8 cm2 (~91.4% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
1280 x 2800 pixels, 19.5:9 ratio (~453 ppi density)
OS
Android 10, One UI 2.1
Android 15, up to 6 major Android upgrades, Realme UI 6.0
Chipset
Qualcomm SDM730 Snapdragon 730G (8 nm)
Mediatek Dimensity 8400 Max (4 nm)
CPU
Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Octa-core (1x3.25 GHz Cortex-A725 & 3x3.0 GHz Cortex-A725 & 4x2.1 GHz Cortex-A725)
GPU
Adreno 618
Mali-G720 MC7
RAM
6GB/8GB
8GB/12GB
Storage
128GB
128GB/256GB/512GB
UFS 3.1 - 128GB
UFS 4.0 - 256/512GB
Card Slot
microSDXC (dedicated slot)
Lens 1
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS
Lens 2
12 MP, f/2.2, 123˚ (ultrawide)
8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm
Lens 3
5 MP, f/2.4, (macro)
Lens 4
5 MP, f/2.4, (depth)
Features
LED flash, panorama, HDR
Color spectrum sensor, LED flash, HDR, panorama
Video
4K@30fps, 1080p@30fps
4K@30/60fps, 1080p@30/60/120fps, gyro-EIS, OIS
Lens 1
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
32 MP, f/2.5, 21mm (wide), 1/2.74", 0.8µm
Video
1080p@30fps
4K@30/60fps, 1080p@30/60fps
Features
Panorama
Capacity
Li-Po 7000 mAh, non-removable
Si/C Li-Ion 7000 mAh
Charging
Fast charging 25W, 100% in 115 min (advertised)
Reverse charging
120W wired
Bypass charging
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Loudspeaker
Yes
Yes, with stereo speakers
3.5mm jack
Yes
No
24-bit/192kHz Hi-Res audio
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
5.0, A2DP, LE
6.0, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
Yes
Yes, 360˚
Radio
FM radio
USB
USB Type-C 2.0
USB Type-C