Realme C21 vs. Honor X7

Phone Comparison, Reviews and Tests

In depth comparison and review of Realme C21 and Honor X7. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Realme C21 vs. Honor X7 Comparison Chart
DESIGN AND DIMENSIONS Realme C21 Honor X7
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 165.2 mm 167.59 mm Honor X7 has greater height than Realme C21.
Width 76.4 mm 77.19 mm Honor X7 has greater width than Realme C21.
Depth 8.9 mm 8.62 mm Honor X7 is narrower than Realme C21.
Weight 190 g 198 g Realme C21 is lighter than Realme C21.
Body Colour Cross black | Cross blue Midnight black | Ocean blue | Titanium silver
Waterproof (Water-resistant) - -
Repairability Index - 8.1 (out of 10)
SAR Value - 1.21 W/kg (body), 0.85 W/kg (head), 2.95 W/kg (limb)
Connector Type Micro-USB
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Realme C21 Honor X7
Display Type LCD display LCD display
Display Technology LCD TFT
Screen Size (Display Size) 6.5" 6.74" Honor X7 has larger screen size than Realme C21.
Screen Resolution (Display Resolution) 1600 x 720 pixels 1600 x 720 pixels Both phones have the same screen resolution.
Display Format HD+ -
Aspect Ratio 20:9 20:9
Max Brightness 420 cd/m² -
Colour Depth - 16.7 million colours
Display Refresh Rate - 90 Hz
Display Features Mini-drop display Honor Full View Display, Dark mode, eBook Mode
PROCESSOR Realme C21 Honor X7
Processor Type (CPU) MediaTek Helio G35 Qualcomm Snapdragon 680
Clock Speed 2.3 GHz 2.4 GHz Honor X7 has higher clock speed than Realme C21.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) PowerVR GE8320 Qualcomm ADRENO 610
MEMORY Realme C21 Honor X7
RAM LPDDR4X SDRAM - 3 GB 4 GB + up to 2 GB virtual extension Honor X7 has more RAM than Realme C21.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Honor X7 has more internal memory than Realme C21.
Supported Flash Memory Cards (Expandable Memory) microSD microSDHC, microSD, microSDXC - up to 512 GB
CAMERA Realme C21 Honor X7
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 13 Megapixel 48 Megapixel Honor X7 has better camera resolution than Realme C21.
Lens Aperture F/2.2 F/1.8 Honor X7 has better lens aperture than Realme C21.
Lens Construction 5-element -
Focus Adjustment Automatic -
Digital Zoom 4x 8x Honor X7 has better digital zoom than Realme C21.
Special Effects HDR HDR
Camera Modes Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape Panorama, Time-lapse mode, Pro mode, Portrait, Night, Filter mode, Super Macro Mode, wide-angle mode, High-res
Face Recognition (Face ID) - Smile Capture Honor X7 has face detection.
Light Source LED flash LED flash
Still Image Resolutions - 8000 x 6000
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p)
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost -
SECOND CAMERA
Sensor Resolution (2nd Camera) 2 Megapixel 5 Megapixel Honor X7 has better second camera resolution than Realme C21.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 Honor X7 has better second camera lens aperture than Realme C21.
Lens Element Qty (2nd Camera) 3-element -
Camera Functions (2nd Camera) B&W lens -
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel 2 Megapixel Both phones have the same third camera resolution.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Lens Element Qty (3rd Camera) 3-element -
Camera Functions (3rd Camera) Macro camera Macro camera
Camera Features (3rd Camera) 4cm macro photography -
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel Honor X7 has better front camera resolution than Realme C21.
Lens Aperture (Front) F/2.2 F/2.0 Honor X7 has better front lens aperture than Realme C21.
Lens Element Qty (Front) 3-element -
Special Effects (Front) HDR Stickers
Camera Modes (Front) Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode Timer mode, Portaits, Filter mode, Mirror mode, Gesture Capture
Face Recognition (Face ID) Face recognition Face recognition, Smile Capture Both phones have face detection.
Still Image Resolutions (Front) - 3264 x 2448
Video Resolutions (Front) - 1920 x 1080 (1080p)
BATTERY AND CHARGING Realme C21 Honor X7
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Fast Charging Technology - Honor SuperCharge Honor X7 has fast charging technology.
Talk Time - 2940 minutes
Run Time Details - Playback (video): up to 20 hrs
Talk: up to 2940 min
CELLULAR Realme C21 Honor X7
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 Android 11
User Interface Realme UI Magic UI 4.2
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Realme C21 Honor X7
Data Transmission FDD-LTE, TDD-LTE LTE, FDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band Band 1, Band 5, Band 8 -
3G UMTS Frequency 2100, 850, 900 -
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 -
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 -
Wireless Interface IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.1 LE
NFC - Yes Honor X7 has NFC reader for mobile payments.
MEDIA Realme C21 Honor X7
Supported Digital Audio Standards - WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, AWB, MP4, MID, 3GP
Supported Digital Video Standards - MKV, 3GP, WebM, MP4
FEATURES Realme C21 Honor X7
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, proximity sensor, magnetometer, light sensor Ambient light sensor, proximity sensor, digital compass, gravity sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
Additional Phone Features Super power saving mode, HyperEngine technology, Reverse charging HONOR RAM Turbo
OTHERS Realme C21 Honor X7
Included Accessories USB cable, power adapter, SIM card removal tool SIM card removal tool, USB-C cable, TP protective film, 22.5W HONOR SuperCharge charger
Compliant Standards TUV Rheinland TUV Rheinland Low Blue Light Certification
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