Side by side comparison and review of Xiaomi Redmi 7A and OPPO A54S. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2273 | |
| Form Factor | Touch | Touch | |
| Height | 146.3 mm | 163.8 mm | OPPO A54S has greater height than Xiaomi Redmi 7A. |
| Width | 70.41 mm | 75.6 mm | OPPO A54S has greater width than Xiaomi Redmi 7A. |
| Depth | 9.55 mm | 8.4 mm | OPPO A54S is narrower than Xiaomi Redmi 7A. |
| Weight | 165 g | 190 g | Xiaomi Redmi 7A is lighter than Xiaomi Redmi 7A. |
| Body Colour | Matte black | Crystal black | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.166 W/kg (body), 0.557 W/kg (head), 2.88 W/kg (limb) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Screen Size (Display Size) | 5.45" | 6.52" | OPPO A54S has larger screen size than Xiaomi Redmi 7A. |
| Screen Resolution (Display Resolution) | 1440 x 720 pixels | 1600 x 720 pixels | OPPO A54S has better screen resolution than Xiaomi Redmi 7A. |
| Display Format | HD+ | HD+ | |
| Pixel Density | 295 ppi | 269 ppi | Xiaomi Redmi 7A has better pixel density than OPPO A54S. |
| Aspect Ratio | 18:9 | - | |
| Max Brightness | - | 480 cd/m² | |
| Contrast Ratio | 1000:1 | 1500:1 | OPPO A54S has better display contrast ratio than Xiaomi Redmi 7A. |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Refresh Rate | - | 60 Hz | |
| Display Features | Reading mode, Colour temperature adjustment, night mode | 71% NTSC, AI Eye-Care | |
| Display Protection (Screen Protector) | - | PDMA+PC |
| PROCESSOR | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 439 | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.3 GHz | OPPO A54S has higher clock speed than Xiaomi Redmi 7A. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi 7A has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 505 | IMG GE8320 |
| MEMORY | Xiaomi Redmi 7A | OPPO A54S |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB | OPPO A54S has more RAM than Xiaomi Redmi 7A. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | OPPO A54S has more internal memory than Xiaomi Redmi 7A. |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | - |
| CAMERA | Xiaomi Redmi 7A | OPPO A54S |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | OPPO A54S has better camera resolution than Xiaomi Redmi 7A. |
| Lens Aperture | F/2.2 | F/2.2 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | - | 80 degree(s) | |
| Pixel Size | 1.25 μm | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | AI portrait mode, AI Beautify 4.0 | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 7A has face detection. |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | - | 4160 x 2340, 3120 x 3120, 4160 x 1872, 4080 x 3072 | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 88.8 degree(s) | |
| Camera Functions (2nd Camera) | - | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 88.8 degree(s) | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | OPPO A54S has better front camera resolution than Xiaomi Redmi 7A. |
| Lens Aperture (Front) | - | F/2.0 | |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 79 degree(s) | |
| Special Effects (Front) | HDR | Bokeh effect | |
| Camera Modes (Front) | AI portrait mode, AI Beautify 4.0 | Dazzle Colour Mode | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 7A has face detection. |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Selfie countdown | AI beautification |
| BATTERY AND CHARGING | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | OPPO A54S has larger battery capacity than Xiaomi Redmi 7A. |
|---|
| CELLULAR | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 9.0 Pie | ColorOS 11.1 (based on Android 11) | |
| User Interface | MIUI 9 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11b/g/n | Wi-Fi | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| NFC | - | Yes | OPPO A54S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Supported Digital Audio Standards | AAC, PCM, AMR, MP3, FLAC, AAC +, MP4, AMR-WB, AMR-NB, WAVE | AAC, apt-X, LDAC, SBC | |
|---|---|---|---|
| Supported Digital Video Standards | FLV, H.263, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP) | - |
| FEATURES | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass | Accelerometer, ambient light sensor, proximity sensor, pedometer, geomagnetic sensor, gravity sensor | |
| Security Devices | Face recognition | Face recognition, fingerprint reader (side) | |
| Security Technology | A.I. face recognition | Face Unlock | |
| Additional Phone Features | AI face unlock | Super power saving mode, Game Assistant, super nighttime standby mode, optimised night charge, charging temperature control |
| OTHERS | Xiaomi Redmi 7A | OPPO A54S |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | Headset, power adapter, SIM card removal tool, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | TÜV Rheinland Certified Eye-Care | - |
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