Realme C51 vs Sony Xperia 1 IV

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100
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, 17, 19, 20, 25, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66 - Europe; 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71 - USA; 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 34, 38, 39, 40, 41, 46, 66 - Asia
5G network

-

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 - Europe; 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave - USA; 1, 3, 5, 7, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA/Sub6 - Asia
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
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

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

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

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

167.2 mm

165 mm
Width

76.7 mm

71 mm
Thickness

8 mm

8.2 mm
Weight

186 g

185 g
Waterproof

-

IP65/IP68 (1.5m and 30 mins)
Dust proof

-

IP65/IP68
Colors

Black, Green

Black, Violet, White

Display
Display type

IPS LCD

OLED
Physical size

6.74 inches

6.5 inches
Resolution

720 x 1600 pixels

1644 x 3840 pixels
Pixel density

260 ppi

643 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, 2.5D curved glass screen

Corning Gorilla Glass Victus
Display features

90Hz, 560 nits (peak)

120Hz, HDR BT.2020

Main camera
Camera type

Dual

Quad
Main camera

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

(wide) , 12 MP, f/1.7 , 24 mm, 1/1.7" , 1.8 µm
(depth) , 0.08 MP, f/3.0

(telephoto) , 12 MP, f/2.3, f/2.8 , 85/125 mm, 1/3.5" , 3.5x-5.2 optical zoom
124˚ , (ultrawide) , 12 MP, f/2.2 , 16 mm, 1/2.5"
TOF 3D
Primary camera resolution

8120 x 6180 pixels

4032 x 3024 pixels
Primary camera video

1080p@30fps

4K@24/25/30/60/120fps HDR, 1080p@30/60/120/240fps; 5-axis gyro-EIS, OIS
Primary camera optics

-

Zeiss optics, Zeiss T* lens coating
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 autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, Real-time eye AF, Real-time object tracking, cinematography pro, 5-axis stabilization, videography pro, live streaming

Selfie camera
Selfie camera type

Single

-
Selfie camera

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

(wide) , 12 MP, f/2.0 , 24 mm, 1/4"
Selfie camera resolution

3264 x 2448 pixels

4032 x 3024 pixels
Selfie camera features

Face unlock, face detection

Face unlock, HDR, live streaming
Selfie camera video

720p@30fps

4K@30fps, 1080p@30fps, 5-axis gyro-EIS

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 3.2
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD, aptX Adaptive
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, proximity

Accelerometer, barometer, color spectrum, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5000 mAh

5000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 33W (50% in 28 min)

Yes, 30W (50% in 30 min), USB Power Delivery
Wireless reverse charging

-

Yes
Fast wireless charging

-

Yes