Realme C21 vs Infinix Smart 9 HD

Compare Realme C21 and Infinix Smart 9 HD to understand which one suits your needs the best. The Realme C21 is priced from ₹7,999, while Infinix Smart 9 HD is available at ₹6,699 respectively. In terms of performance and features, each device offers a unique combination of processor, display, camera, and battery capabilities. Explore their complete specifications and key differences side-by-side to make a well-informed buying decision.

Realme C21 vs Infinix Smart 9 HD Comparison Overview

Key HighlightsRealme C21Infinix Smart 9 HD
Price₹7,999₹6,699
ProcessorMediaTek Helio G35MediaTek Helio G50
Display6.5 inches, HD+ IPS LCD, 60Hz6.7 inches, HD+ IPS a-Si, 90Hz
Rear Camera13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front)13MP (Wide-angle), 0.08MP (Auxiliary), 8MP (Front)
Battery5000mAh, 10W, Charger in the box5000mAh, 10W, Charger in the box
RAM/Storage3GB (LPDDR4X), 32GB (UFS 2.1)3GB (LPDDR4X), 64GB (eMMC 5.1)
10/10

Comparison Score

Realme C21

₹7,999

VS
9.5/10

Comparison Score

Infinix Smart 9 HD

₹6,699

VS
VS
VS
Realme C21

₹7,999

VS
VS
VS

Reasons To Consider

→ Realme C21
checkmarkAdvanced display panel technology delivering vibrant colors and deep blacks - (IPS LCD)
checkmarkLarge image sensor capturing more ambient light - (1/3.06")
checkmarkBroader color gamut reproducing more accurate, natural tones - (80.8%)
checkmarkFaster storage enabling rapid app installs and seamless file transfers - (UFS 2.1)
checkmarkHDR recording supports wider dynamic range and natural highlights - (HDR recording)
checkmarkFeatures eye-comfort and flicker reduction - (TUV Rheinland certification)
→ Infinix Smart 9 HD
checkmarkFaster processor for smoother multitasking and demanding mobile gaming - (Helio G50)
checkmarkSmoother refresh rate for fluid scrolling, animations, and gameplay - (90Hz)
checkmarkCertified IP rating for water and dust resistance - (IP54 (Dust and Water Resistant))
checkmarkSharper front-facing video recording for clearer calls and vlog clips - (720p@30fps)
checkmarkFeatures an extended telephoto zoom range - (2-10X)
checkmarkWider camera aperture allowing more light intake for clean low-light photos - (f/1.85)
GamingSee More Details
Infinix Smart 9 HD100
Realme C2191
CameraSee More Details
Realme C21100
Infinix Smart 9 HD59
DisplaySee More Details
Realme C21100
Infinix Smart 9 HD73
BatterySee More Details
Realme C21100
Infinix Smart 9 HD100
BodySee More Details
Infinix Smart 9 HD100
Realme C2129

Key Specifications

ProcessorMediaTek Helio G35MediaTek Helio G50
Display6.5 inches, HD+ IPS LCD, 60Hz6.7 inches, HD+ IPS a-Si, 90Hz
Camera13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front)13MP (Wide-angle), 0.08MP (Auxiliary), 8MP (Front)
Battery5000mAh, 10W, Charger in the box5000mAh, 10W, Charger in the box
RAM3GB (LPDDR4X)3GB (LPDDR4X)
Storage32GB (UFS 2.1)64GB (eMMC 5.1)

General

Box ContentsPhone, 10W Charger, USB Cable, SIM Ejector ToolPhone, 10W Charger, Type-C Cable, Case, SIM Ejector Tool
Launch Price₹7,999₹6,699

Display

🏆 Winner: Realme C21

Display TypeIPS LCDIPS a-Si
Refresh Rate60Hz90Hz
LTPS Support-Yes
Playback QualitySDRSDR
Touch Sampling Rate120Hz240Hz
Display Size6.5 inches6.7 inches
Area102 cm²108.4 cm²
Display Form FactorFlat DisplayFlat Display
Screen to Body Ratio89.5%93.9%
Resolution Width720pixels720pixels
Resolution Height1600pixels1600pixels
Aspect Ratio20:920:9
Pixel Density270ppi262ppi
Display Bit Rate8-bit8-bit
Color Gamut Range80.8%72%
Display ResolutionHD+HD+
Peak Brightness1000nits500nits
Colour Depth-16.7 Million Colours
Typical Brightness400nits-
Eye ProtectionTUV Rheinland certification-

Body

🏆 Winner: Infinix Smart 9 HD

Height162.5 mm165.7 mm
Width76.4 mm77.1 mm
Thickness8.9 mm8.35 mm
Weight190 grams188 grams
Screen MaterialGlassGlass
Back MaterialPlasticPlastic
Side MaterialPlastic FramePlastic Frame
Build Quality-Plastic Material
PortsmicroUSB 2.0USB Type-C 2.0
Additional Features3.5mm Headphone Jack, OTG3.5mm Headphone Jack, OTG
IP Rating-IP54 (Dust and Water Resistant)
SpeakerLoudspeakerStereo Speakers
Sound Tuning-DTS X Ultra

Processor

🏆 Winner: Infinix Smart 9 HD

Chipset ManufacturerMediaTekMediaTek
ChipsetHelio G35Helio G50
Fabrication Size12 nm12 nm
Number of CoresOcta-coreOcta-core
Clock Speed(4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)8x2.2 GHz Cortex-A53
GPU-Mali-G57 MC1

Performance Benchmarks

AnTuTu

146708

141654

Geekbench 6 CPU Single-Core

189

200

Geekbench 6 CPU Multi-Core

810

889

Operating System

OS NameAndroidAndroid Go
OS Version1014
OS SkinRealme UIXOS
Gaming ModeYesYes
OS Updates1 year(s)1 year(s)
Security Updates3 year(s)2 year(s)
AI Features-AI Camera

Main Camera

🏆 Winner: Realme C21

Main Camera Megapixel13MP13MP
Main Camera Aperturef/2.2f/1.85
Main Camera Lens TypeWide-angleWide-angle
Main Camera Camera Sensor-OmniVision OV13853
Main Camera Camera Features-Auto Focus
Main Camera #2 Megapixel2MP0.08MP
Main Camera #2 Aperturef/2.4f/2.4
Main Camera #2 Lens TypeMacroAuxiliary
FeaturesHDRAR Shot, Dual LED Flash, Filter, HDR, panorama, PDAF, Portrait mode, Slow Motion, Time-lapse
Dynamic Video Recording SupportHDR recordingSDR recording
Slow Motion Recording-120 fps slomo
Auto Focus Type-PDAF
Dedicated Imaging Chip--
Max Zoom Supported-2-10X
Video Features-Slow Motion
Video Recording1080p@30fps1080p@30fps
Main Camera Sensor Size1/3.06"-
Main Camera #3 Megapixel2MP-
Main Camera #3 Aperturef/2.4-
Main Camera #3 Lens TypeDepth-

Selfie Camera

🏆 Winner: Infinix Smart 9 HD

Front Camera #1 Megapixel5MP8MP
Front Camera #1 Aperturef/2.2f/2.0
Front Camera #1 Pixel Size1.12 µm1 µm
Front Camera #1 Lens TypeWideWide
FeaturesPortraitFixed Focus, Screen flash
Auto Focus Type-Fixed Focus
Video Features1080p@30fps720p@30fps
Video Recording1080@30fps720p@30fps
HDR Recording Support-SDR recording

Battery

🏆 Winner: Tie

Battery Capacity5000mAh5000mAh
Battery TypeLithium PolymerLithium Polymer
Charging Speed Wired10W10W
Reverse Wired Charging SupportYes-

Memory

🏆 Winner: Realme C21

Storage Size3264
Storage TypeUFS 2.1eMMC 5.1
RAM Size33
RAM TypeLPDDR4XLPDDR4X

Network

Sim TypeHybrid Dual SIM (2 Nano SIMs + 1 microSD)Dual SIM (nano-SIM, dual stand-by)
Network Support4G4G
Band TypesGSM, LTE, WCDMAGSM, HSPA, LTE
2G Bands1800, 1900, 850, 9001800, 1900, 850, 900
3G BandsWCDMA 1, 5, 8850, 900, 1700, 1900, 2100
4G Bands1, 3, 5, 7, 8, 20, 28, 38, 40, 411, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 38, 41, 40, 66

Connectivity

🏆 Winner: Infinix Smart 9 HD

Wi-Fi StandardsWi-Fi 4 802.11 a/b/g/nWi-Fi 5 802.11 a/b/g/n/ac
Wi-Fi FeaturesHotspotHotspot
Wi-Fi VersionWiFi 4WiFi 5
Bluetooth Version55
Bluetooth CodecsA2DP, LEA2DP, LE
GPSAGPS, GPSGPS
RadioFM RadioFM Radio

Features

Fingerprint ScannerRear MountedSide Mounted
Sensors on BoardAccelerometer, Compass, Proximity SensorAccelerometer, Ambient Light Sensor, Compass, E-Compass, G-Sensor, Gyroscope, Proximity Sensor
Haptic Feedback-Eccentric Rotating Mass

Realme C21 Comparison with Similar Phones

Infinix Smart 9 HD Comparison with Similar Phones