Alcatel 1C (2019) vs. Realme C21

Phone Comparison, Reviews and Tests

In depth comparison and review of Alcatel 1C (2019) and Realme C21. 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

Alcatel 1C (2019) vs. Realme C21 Comparison Chart
DESIGN AND DIMENSIONS Alcatel 1C (2019) Realme C21
Product Type Smartphone Smartphone
Manufacturer Model Number 5003D -
Form Factor Touch Touch
Height 136.6 mm 165.2 mm Realme C21 has greater height than Alcatel 1C (2019).
Width 65.3 mm 76.4 mm Realme C21 has greater width than Alcatel 1C (2019).
Depth 9.95 mm 8.9 mm Realme C21 is narrower than Alcatel 1C (2019).
Weight 148 g 190 g Alcatel 1C (2019) is lighter than Alcatel 1C (2019).
Body Colour Volcano black Cross black | Cross blue
Waterproof (Water-resistant) - -
SAR Value 1.27 W/kg (body), 0.65 W/kg (head), 3.65 W/kg (limb) -
Integrated Components FM radio -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Alcatel 1C (2019) Realme C21
Display Type LCD display LCD display
Display Technology - LCD
Screen Size (Display Size) 5" 6.5" Realme C21 has larger screen size than Alcatel 1C (2019).
Screen Resolution (Display Resolution) 960 x 480 pixels 1600 x 720 pixels Realme C21 has better screen resolution than Alcatel 1C (2019).
Display Format - HD+
Aspect Ratio 18:9 20:9
Max Brightness - 420 cd/m²
Display Features 2.5D Glass, FullView Display Mini-drop display
PROCESSOR Alcatel 1C (2019) Realme C21
Processor Type (CPU) Spreadtrum MediaTek Helio G35
Processor Number SC7731E -
Clock Speed 1.3 GHz 2.3 GHz Realme C21 has higher clock speed than Alcatel 1C (2019).
Processor Core Qty Quad-core 8-core Realme C21 has higher processor core quantity than Alcatel 1C (2019).
Graphics System (GPU) - PowerVR GE8320
MEMORY Alcatel 1C (2019) Realme C21
RAM 1 GB LPDDR4X SDRAM - 3 GB Realme C21 has more RAM than Alcatel 1C (2019).
Internal Memory Size (Storage Capacity) 8 GB 32 GB Realme C21 has more internal memory than Alcatel 1C (2019).
Supported Flash Memory Cards (Expandable Memory) microSDHC - up to 32 GB microSD
CAMERA Alcatel 1C (2019) Realme C21
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 5 Megapixel 13 Megapixel Realme C21 has better camera resolution than Alcatel 1C (2019).
Sensor Size 1/5" -
Lens Aperture F/2.4 F/2.2 Realme C21 has better lens aperture than Alcatel 1C (2019).
Lens Construction - 5-element
Pixel Size 1.12 μm -
Focus Adjustment Focus free Automatic
Digital Zoom - 4x
Special Effects HDR HDR
Camera Modes Panorama, night mode, Social Mode Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape
Light Source LED flash LED flash
Video Resolutions 1280 x 720 (720p) at 30 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Interpolated to 8MP, video stabilisation Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
Lens Element Qty (2nd Camera) - 3-element
Camera Functions (2nd Camera) - B&W lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - 4cm macro photography
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 2 Megapixel 5 Megapixel Realme C21 has better front camera resolution than Alcatel 1C (2019).
Sensor Size (Front) 1/5" -
Lens Aperture (Front) F/2.4 F/2.2 Realme C21 has better front lens aperture than Alcatel 1C (2019).
Lens Element Qty (Front) - 3-element
Pixel Size (Front) 1.12 μm -
Focus Adjustment Focus free -
Special Effects (Front) Face Beautification HDR
Camera Modes (Front) - Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode
Face Recognition (Face ID) - Face recognition Realme C21 has face detection.
Light Source (Front) Display flash -
Video Resolutions (Front) 1280 x 720 (720p) at 30 fps -
Camera Features (Front) Interpolated to 5MP -
BATTERY AND CHARGING Alcatel 1C (2019) Realme C21
Battery Capacity (Battery Size) 2000 mAh 5000 mAh Realme C21 has larger battery capacity than Alcatel 1C (2019).
Recharge Time (Charging Time) 4 hour(s) -
Standby Time 28 hours -
Run Time Details Standby (3G): up to 28 hrs
Standby (2G): up to 15 hrs
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CELLULAR Alcatel 1C (2019) Realme C21
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 3G 4G Realme C21 has more advanced generation mobile network.
Operating System Android 8.1 Oreo (Go edition) Android 10
User Interface - Realme UI
Navigation GPS, A-GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Alcatel 1C (2019) Realme C21
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+ FDD-LTE, TDD-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 802.11b/g/n
Bluetooth Bluetooth 4.2 Bluetooth 5.0
Messaging Services SMS, MMS -
FEATURES Alcatel 1C (2019) Realme C21
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices - Fingerprint reader
Additional Phone Features - Super power saving mode, HyperEngine technology, Reverse charging
OTHERS Alcatel 1C (2019) Realme C21
Included Accessories Power adapter USB cable, power adapter, SIM card removal tool
Compliant Standards - TUV Rheinland
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