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Realme

Realme C51s

4.7 NeoScore #3447 of 6247

Launched March 2024

Overview

NeoScore

4.7

#3447 of 6247

Design & display
5.1
Performance & hardware
4.0
Camera
3.7
Connectivity
5.2
Battery & charging
5.7

Strengths

  • At 7.5 mm thick, it is among the thinnest phones of its time.
  • At 182 g, it weighs less than most phones of its time.

Weak points

  • Its 260 ppi pixel density is among the lowest of phones launched around the same time.
  • Its 6 GB of RAM and 128 GB of storage are below what most phones of its time offer.
  • Its 1/2.76-inch rear camera sensor is smaller than those in most phones of its time.
Display
6.74″IPS LCD720 × 1,600 px90 Hz
Design
182 g76.7 mm167.2 mm7.5 mm
Performance
Unisoc T612Octa-Core6 GB RAM128 GB
Battery
5,000 mAh33 W
Cameras
50 Mpx · f/1.8selfie 5 Mpx · f/2.2
Network
4G3G2G
Software
Android 13

Editorial report

Realme C51s technical sheet

The Realme C51s suits anyone looking for a straightforward Android phone with a slim, light body. At 7.5 mm thick, it is among the thinnest phones of its time, and its 182 g weight is lower than most. That portability comes with a 6.74-inch display whose 260 ppi pixel density is among the weakest of phones launched around the same time.

The display has a 90 Hz refresh rate and 560 nits peak brightness, both below most phones of its time. Its 6 GB of RAM and 128 GB of storage are also below what most offered. The rear camera has a typical 50 MP resolution, but its 1/2.76-inch sensor is smaller than those in most contemporary phones. Video recording reaches 1080p at 30 fps, and optical image stabilization is absent.

A 5,000 mAh battery and 33 W charging are typical figures for its time. Connectivity stands worse than most, though the phone includes NFC, USB Type-C and Dual Nano-SIM. It runs Android 13 and has a side-mounted fingerprint sensor. Its overall NeoScore is 4.7. The Realme C51s makes most sense for buyers who put a thin, light design first and can accept less competitive display, memory and camera specifications.

Technical index

NeoScore

NeoScore is NeoTeo's technical index: it weighs each phone's verified specifications and compares them with those of the phones of its time.

4.68 /10

Prices in United States

Selected variant

C51s

Design & display

5.1

Display Technology IPS LCD
5.0
Display Refresh Rate 90 Hz
7.0
Display Pixel Density 260 ppi
3.8
Peak Display Brightness 560 nits
4.6
Display Features IPS LCD, Capacitive Touch
0.0
Weight 182 g
7.8
Resistance Features IP54
2.5
Usable Surface 85.5 %
8.1
Body Thickness 7.5 mm
9.0

Performance & hardware

4.0

RAM Capacity 6 GB
5.1
Storage Type eMMC 5.1
2.0
Processor Process Size 12 nm
3.7
Maximum Storage Capacity 128 GB
5.6
Maximum CPU Clock 1.8 GHz
3.3
RAM Type DDR4
5.0

Camera

3.7

Sensor Size 1/2.76″
3.4
Aperture f/1.8
8.0
Optical Image Stabilization No
2.0
Resolution 50 Mpx
8.0
Optical Zoom 0 x
0.0
Camera Features LED Flash, HDR, Panorama, Burst Mode, Continuous Autofocus, Manual Exposure, Manual Focus, Manual ISO, Manual White Balance, Phase-Detection Autofocus, Touch Focus
0.0

Connectivity

5.2

Connectivity Features 3.5 mm Audio Jack, NFC, USB Type-C
2.5
Cellular Bands 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B40
6.5
Wi-Fi Standards Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
5.0
Bluetooth Version Bluetooth 5.0
5.0
Navigation Systems GPS, GLONASS, BeiDou, Galileo
7.5
SIM Configurations Dual Nano-SIM
7.5

Battery & charging

5.7

Battery Capacity 5,000 mAh
8.9
Fast Charge Power 33 W
5.8
Battery Features Fast Charging, Battery Level Indicator, Charger Included, Rechargeable
0.0

Tap a point on the chart to see what makes it up.

Design & display
5.11
Performance & hardware
4.02
Camera
3.7
Connectivity
5.18
Battery & charging
5.69
NeoScore rank
#3447 / 6247

Realme

Technical specifications

Performance

Processor Model
Unisoc T612
Processor Process Size
12 nm
Graphics GPU
Mali-G57
Storage Type
eMMC 5.1
Maximum CPU Clock
1.8 GHz
Maximum Storage Capacity
128 GB
CPU Description
Octa-core CPU with 2 Cortex-A75 cores and 6 Cortex-A55 cores, all clocked at 1.8 GHz.
Processor Type
Octa-Core
64-Bit Processor
Yes
RAM Capacity
6 GB
RAM Type
DDR4
Expandable Storage
Yes

Design

Body Colors
Green, Black
Body Thickness
7.5 mm
Body Width
76.7 mm
Body Height
167.2 mm
Weight
182 g
Usable Surface
85.5 %
Body Materials
Glass, Plastic
Resistance Features
IP54
Foldable
No
Rugged Build
No

Battery

Battery Capacity
5,000 mAh
Fast Charge Power
33 W
Battery Features
Fast Charging, Battery Level Indicator, Charger Included, Rechargeable

Display

Display Aspect Ratio
20:9
Display Technology
IPS LCD
Peak Display Brightness
560 nits
Display Diagonal
6.74″
Display Horizontal Resolution
720 px
Display Vertical Resolution
1,600 px
Display Pixel Density
260 ppi
Display Refresh Rate
90 Hz
Display Features
IPS LCD, Capacitive Touch
Integrated Projector
No

Sensors

Fingerprint Sensor Placement
Side

Sensor

Sensor Features
Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass

Software

Operating System
Android 13
OS Family
Android
OS Version
13
Direct OS Updates
No

Connectivity

SIM Configurations
Dual Nano-SIM
Cellular Bands
2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B40
Cellular Technologies
GSM, HSPA, LTE
Wi-Fi Standards
Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Wi-Fi Features
Dual Band, Wi-Fi 802.11a/b/g/n/ac
Bluetooth Version
Bluetooth 5.0
Bluetooth Profiles
A2DP, LE
Navigation Systems
GPS, GLONASS, BeiDou, Galileo
Connectivity Features
3.5 mm Audio Jack, NFC, USB Type-C
USB Version
USB Type-C
Max. download speed
300 Mbps
Max. upload speed
100 Mbps

Audio

Audio Features
A2DP, LE, Loudspeaker

Technical

Model numbers
RMX3765

C51s

Camera system

Every physical camera module is shown separately, with its sensor, lens and capture capabilities.

1

50 MP rear main camera

Resolution
50 Mpx
Sensor Type
CMOS
Sensor Size
1/2.76″
Pixel Size
0.64 µm
Video Recording
1080p at 30 fps
Slow Motion Video
Yes
Sensor
Resolution
50 Mpx
Sensor Type
CMOS
Sensor Size
1/2.76″
Pixel Size
0.64 µm
Video
Video Recording
1080p at 30 fps
Slow Motion Video
Yes
Slow Motion Frame Rate
30 fps
Lens
Optical Zoom
0 x
Aperture
f/1.8
Optical Image Stabilization
No
Flash
Flash Type
LED
Flash LED Count
1 LED
Features
Camera Features
LED Flash, HDR, Panorama, Burst Mode, Continuous Autofocus, Manual Exposure, Manual Focus, Manual ISO, Manual White Balance, Phase-Detection Autofocus, Touch Focus
2

5 MP front camera

Resolution
5 Mpx
Sensor Size
1/5″
Pixel Size
1.12 µm
Video Recording
720p at 30 fps
Aperture
f/2.2
Camera Features
HDR
Sensor
Resolution
5 Mpx
Sensor Size
1/5″
Pixel Size
1.12 µm
Video
Video Recording
720p at 30 fps
Lens
Aperture
f/2.2
Features
Camera Features
HDR

Compare the Realme C51s

How it stands against other models from the same brand, specification by specification.

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