Samsung Galaxy A51 5G vs Realme 16

299 USD

299 USD

Discontinued

Available

Samsung Mobile

Realme Mobiles

Galaxy A51 5G

RMX5171

2020, April 20

2026, January 29

GSM / HSPA / LTE / 5G

GSM / HSPA / LTE / 5G

GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)

GSM 850 / 900 / 1800 / 1900

HSDPA 850 / 900 / 1900 / 2100 - SM-A516B/DS HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100

HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100

1, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41 - SM-A516B/DS

1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 40, 41, 66

41, 78 SA/NSA/Sub6 - SM-A516B/DS

1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA

HSPA 42.2/5.76 Mbps, LTE-A, 5G

HSPA, LTE, 5G

158.9 x 73.6 x 8.7 mm (6.26 x 2.90 x 0.34 in)

158.3 x 75.1 x 8.1 mm (6.23 x 2.96 x 0.32 in)

187 g (6.60 oz)

183 g (6.46 oz)

Glass front (Gorilla Glass 3), plastic back, aluminum frame

Glass front (AGC DT-Star D+), plastic frame, plastic back AGC DT-Star D+ IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 0.5m for 60 days)

Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)

Nano-SIM + Nano-SIM

Prism Cube Black, Prism Cube White, Prism Cube Pink

White Swan, Black Cloud

Super AMOLED capacitive touchscreen, 16M colors

AMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR, 1000 nits (typ), 1400 nits (HBM), 4500 nits (peak)

6.5 inches, 102.0 cm2 (~87.2% screen-to-body ratio)

6.57 inches, 105.0 cm2 (~88.3% screen-to-body ratio)

1080 x 2400 pixels, 20:9 ratio (~405 ppi density)

1080 x 2372 pixels (~397 ppi density)

Android 10, One UI 2

Android 16, Realme UI 7.0

Exynos 980 (8 nm)

Mediatek Dimensity 6400 Turbo (6 nm)

Octa-core (2 x 2.2 GHz Cortex-A77 + 6 x 1.8 GHz Cortex A55)

Octa-core (2x2.5 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

Mali-G76 MP5

Mali-G57 MC2

6GB/8GB

8GB/12GB

128GB Built-in, 256GB Built-in, UFS 2.0

256GB UFS 2.2

microSDXC (uses shared SIM slot)

48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF

50 MP, f/1.8, 26mm (wide), 1/2.93", 0.60µm, PDAF

12 MP, f/2.2, 123˚ (ultrawide)

Auxiliary lens

5 MP, f/2.4, (macro)

5 MP, f/2.2, (depth)

LED flash, panorama, HDR

Laser AF, color spectrum sensor, LED flash, HDR, panorama, selfie mirror

4K@30fps, 1080p@30/120fps; gyro-EIS

1080p@30fps, gyro-EIS

32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm

50 MP, f/2.4, 23mm (wide)

HDR

Panorama

1080p@30fps

1080p@30/60fps

Li-Po 4500 mAh, non-removable

Si/C Li-Ion 7000 mAh

Fast charging 15W

60W wired, 45W PPS, 13.5W PD2.0 Reverse wired

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass ANT+

Fingerprint (under display, ultrasonic), accelerometer, gyro, compass, proximity

Yes

Yes

Yes

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

Wi-Fi 802.11 a/b/g/n/ac dual-band

5.0, A2DP, LE

5.3, A2DP, LE, aptX HD, LHDC

Yes, with A-GPS, GLONASS, GALILEO, BDS

GPS, GALILEO, GLONASS, BDS, QZSS

Yes

Yes

FM radio, RDS, recording

Unspecified

2.0, Type-C 1.0 reversible connector, USB On-The-Go

USB Type-C 2.0, OTG

AnTuTu: 316007 (v8) GeekBench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) Display Contrast ratio: Infinite (nominal)

Photo / Video

-29.5 LUFS (Average)

Endurance rating 90h