Realme GT2 Explorer Master vs Samsung Galaxy A57
Product
Price
549 USD
549 USD
Status
Available
Available
Brand
Vivo Mobiles
Samsung Mobile
Model No
RMX3551
SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760
Launch Date
2022, July 19
2026, March 25
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
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 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 34, 38, 39, 40, 41
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66
5G bands
1, 3, 5, 8, 28, 41, 77, 78 SA/NSA
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Speed
HSPA 42.2/5.76 Mbps, LTE-A, 5G
HSPA, LTE, 5G
Dimensions
161.3 x 74.3 x 8.2 mm (6.35 x 2.93 x 0.32 in)
161.5 x 76.8 x 6.9 mm (6.36 x 3.02 x 0.27 in)
Weight
195 g (6.88 oz)
179 g (6.31 oz)
Build
Glass front, ceramic back or eco leather back, aluminum frame
Glass front (Gorilla Glass Victus+), aluminum frame, glass back (Gorilla Glass Victus+)
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + eSIM
Colors
Gray, White, Gold
Navy, Gray, Icyblue, Lilac
Type
OLED, 1B colors, 120Hz, HDR10+
Super AMOLED+, 120Hz, HDR10+, 1200 nits (HBM), 1900 nits (peak)
Size
6.7 inches, 108.4 cm2 (~90.4% screen-to-body ratio)
6.7 inches, 110.2 cm2 (~88.8% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
OS
Android 12, Realme UI 3.0
Android 16, up to 6 major Android upgrades, One UI 8.5
Chipset
Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
Exynos 1680 (4 nm)
CPU
Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
Octa-core (1x2.9 GHz Cortex-720 & 4x2.6 GHz Cortex-720 & 3x1.95 GHz Cortex-520)
GPU
Adreno 730
Xclipse 550
RAM
8GB/12GB
8GB/12GB
Storage
256GB
128GB/256GB/512GB
Lens 1
50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS
Lens 2
50 MP, f/2.2, 150˚ (ultrawide)
12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm
Lens 3
3 MP, f/3.3, 20mm (microscope), AF, 40x magnification
5 MP, f/2.4, (macro)
Features
Dual-LED flash, HDR, panorama
Best Face, LED flash, panorama, HDR
Video
4K@30/60fps, 1080p@30/60fps, gyro-EIS
4K@30fps, 1080p@30/60fps, HDR, gyro-EIS
Lens 1
16MP, f/2.5, 25mm (wide)
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
Video
1080p@30fps
4K@30fps, 1080p@30/60fps, 10-bit HDR
Capacity
Li-Po 5000 mAh, non-removable
5000 mAh
Charging
Fast charging 100W
45W wired
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
3.5mm jack
No,
24-bit/192kHz audio
WLAN
Yes
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
Bluetooth
Yes
6.0, A2DP, LE
GPS
Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
Yes
Yes (market/region dependent)
Radio
No
USB
USB Type-C 2.0, USB On-The-Go
USB Type-C 2.0, OTG
Camera
Photo / Video
Loudspeaker
-25.8 LUFS (Very good)