Realme C51 vs Samsung Galaxy Z Flip4

Realme C51

Samsung Galaxy Z Flip4

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 3, 5, 8, 38, 40, 41 - Africa, India; 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - Asia

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 28, 29, 34, 38, 39, 40, 41, 66
5G network

-

5G band 1, 3, 20, 41, 77, 78, 79, 81 SA/NSA/Sub6/mmWave
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A, 150 Mbps download, 51 Mbps upload

LTE-A (6CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Plastic front (opened), glass back (Gorilla Glass Victus+), aluminum frame
SIM

Dual SIM (Nano-SIM, dual stand-by)

Nano-SIM, eSIM
Height

167.2 mm

84.9 mm
Width

76.7 mm

71.9 mm
Thickness

8 mm

15.9-17.1 mm
Height unfolded

-

165.2 mm
Width unfolded

-

71.9 mm
Thickness unfolded

-

6.9 mm
Weight

186 g

187 g
Payment

-

Samsung Pay (Visa, MasterCard certified)
Waterproof

-

IPX8, 1.5m and 30 minutes
Colors

Black, Green

Blue, Pink Gold, Graphite, Khaki, Navy, Purple, Red, Yellow

Main camera
Camera type

Dual

Dual
Main camera

(wide) , 50 MP, f/1.8 , 27 mm, 1/2.76" , 0.64 µm

(wide) , 12 MP, f/1.8 , 24 mm, 1.8 µm, 83˚ , 10x digital zoom
(depth) , 0.08 MP, f/3.0

(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm
Primary camera resolution

8120 x 6180 pixels

4032 x 3024 pixels
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, tracking autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 5 MP, f/1.8 , 28 mm, 1/5" , 1.12 µm

(wide) , 10 MP, f/2.4 , 26 mm, 1.22 µm, 80˚
Selfie camera resolution

3264 x 2448 pixels

-
Selfie camera features

Face unlock, face detection

Autofocus, face unlock, HDR
Selfie camera video

720p@30fps

4K@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, proximity

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5000 mAh

3700 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 33W (50% in 28 min)

Quick Charge, 25W (50% in 30 min)
Wireless reverse charging

-

Yes, 4.5W
Fast wireless charging

-

Qi, 15W

Realme C51 comparisons