Detailed comparison and review of ASUS ZenFone Max (ZC550KL) and Realme C31. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZC550KL | RMX3501 | |
| Form Factor | Touch | Touch | |
| Height | 156 mm | 164.7 mm | Realme C31 has greater height than ASUS ZenFone Max (ZC550KL). |
| Width | 77.5 mm | 76.1 mm | ASUS ZenFone Max (ZC550KL) has greater width than Realme C31. |
| Depth | 10.55 mm | 8.4 mm | Realme C31 is narrower than ASUS ZenFone Max (ZC550KL). |
| Weight | 202 g | 197 g | Realme C31 is lighter than ASUS ZenFone Max (ZC550KL). |
| Body Colour | White | Black | Light silver | Dark green | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.274 W/kg (body), 0.454 W/kg (head) | 1.147 W/kg (body), 0.957 W/kg (head), 2.663 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.5" | 6.5" | Realme C31 has larger screen size than ASUS ZenFone Max (ZC550KL). |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Realme C31 has better screen resolution than ASUS ZenFone Max (ZC550KL). |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | - | 16.7 million colours | |
| Display Refresh Rate | - | 60 Hz | |
| Touch Sampling Rate | - | 120 Hz | |
| Display Features | Full Lamination, ASUS Glove Touch technology | Ultra-clear View | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Processor Type (CPU) | Qualcomm | Unisoc | |
|---|---|---|---|
| Processor Number | MSM8916 | T612 | |
| Clock Speed | 1.2 GHz | 1.82 GHz | Realme C31 has higher clock speed than ASUS ZenFone Max (ZC550KL). |
| Processor Core Qty | Quad-core | 8-core | Realme C31 has higher processor core quantity than ASUS ZenFone Max (ZC550KL). |
| Graphics System (GPU) | Qualcomm ADRENO 306 | ARM Mali-G57 |
| MEMORY | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB + up to 7 GB virtual extension | Realme C31 has more RAM than ASUS ZenFone Max (ZC550KL). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 64 GB | Realme C31 has more internal memory than ASUS ZenFone Max (ZC550KL). |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 64 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/2.0 | F/2.2 | ASUS ZenFone Max (ZC550KL) has better lens aperture than ASUS ZenFone Max (ZC550KL). |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Time-lapse mode, night mode, manual mode, Beauty mode | Burst mode, Panorama, Time-lapse mode, Pro mode, Portrait, Filter mode, Macro mode, Night Pro | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
| Camera Features (Functions) | Zero Shutter Lag, Blue Glass Infrared Filter, GIF animation function, ZenMotion, Smart Remove, MiniMovie, Time Rewind, All Smile | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | - | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 0.3 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.8 | |
| Camera Functions (3rd Camera) | - | B&W lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 5 Megapixel | Both phones have the same front camera resolution. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | F/2.2 | ASUS ZenFone Max (ZC550KL) has better front lens aperture than ASUS ZenFone Max (ZC550KL). |
| Lens Element Qty (Front) | - | 3-element | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Night mode | Beauty mode, Filter mode | |
| Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
| Camera Features (Front) | - | AI Selfie |
| BATTERY AND CHARGING | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Standby Time | 914 hours | - | |
| Talk Time | 2256 minutes | - | |
| Run Time Details | Talk: up to 2256 min Standby: up to 914 hrs Continuous browsing (Wi-Fi): up to 32.5 hrs Playback (video): up to 22.6 hrs |
- | |
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0 (Lollipop) | Android 11 | |
| User Interface | ASUS ZenUI 2.0 | Realme UI (R Edition) | |
| Navigation | GPS, A-GPS | GPS, A-GPS, BeiDou, Galileo |
| COMMUNICATIONS | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, LTE, DC-HSPA+ | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 1800 GSM, 1900 GSM | 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 | Wi-Fi | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| Messaging Services | SMS, MMS | - |
| MEDIA | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Supported Digital Audio Standards | AAC, MP3 | - | |
|---|---|---|---|
| Supported Digital Video Standards | AVC, MPEG-4, 3GP, H.264, H.263, VP8 | - |
| FEATURES | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, hall sensor | Accelerometer, proximity sensor, magnetometer, gyro sensor, light sensor | |
| Security Devices | - | Fingerprint reader (side) | |
| Additional Phone Features | Wi-Fi Miracast, ASUS SonicMaster technology, ASUS Audio Wizard, Dual microphones, Kids Mode, ASUS TruVivid technology, Power Saving Mode, ASUS WebStorage (5GB) | MIMO technology, Ultra Power Saving Mode, Fast Charging |
| OTHERS | ASUS ZenFone Max (ZC550KL) | Realme C31 |
|---|
| Included Accessories | Power adapter | SIM card removal tool, 10W charger, micro-USB cable | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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