Side by side comparison and review of Xiaomi Redmi 3S and OPPO Reno7. 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 3S | OPPO Reno7 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2363 | |
| Form Factor | Touch | Touch | |
| Height | 139.3 mm | 159.9 mm | OPPO Reno7 has greater height than Xiaomi Redmi 3S. |
| Width | 69.6 mm | 73.2 mm | OPPO Reno7 has greater width than Xiaomi Redmi 3S. |
| Depth | 8.5 mm | 7.54 mm | OPPO Reno7 is narrower than Xiaomi Redmi 3S. |
| Weight | 144 g | 175 g | Xiaomi Redmi 3S is lighter than Xiaomi Redmi 3S. |
| Body Colour | Gold | Sunset orange | Cosmic black | |
| Body Material | Metal | Fibreglass leather | |
| Protection | - | Splashproof | |
| Waterproof (Water-resistant) | - | - | OPPO Reno7 is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 0.43 W/kg (body), 0.62 W/kg (head) | 1.03 W/kg (body), 0.8 W/kg (head), 2.36 W/kg (limb) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM, nano SIM | Nano SIM, nanoUIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Micro SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Display Type | - | OLED display | |
|---|---|---|---|
| Display Technology | - | AMOLED | |
| Screen Size (Display Size) | 5" | 6.43" | OPPO Reno7 has larger screen size than Xiaomi Redmi 3S. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2400 x 1080 pixels | OPPO Reno7 has better screen resolution than Xiaomi Redmi 3S. |
| Display Format | HD | - | |
| Pixel Density | - | 409 ppi | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | - | 16.7 million colours | |
| HDR | - | Yes | OPPO Reno7 has HDR. |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | - | Eye Care, sRGB support, 97% NTSC, High brightness mode, Vivid mode, 95% DCI-P3, adaptive sleep | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 430 | Qualcomm Snapdragon 680 | |
|---|---|---|---|
| Clock Speed | 1.4 GHz | 2.4 GHz | OPPO Reno7 has higher clock speed than Xiaomi Redmi 3S. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi 3S has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 505 | Qualcomm ADRENO 610 |
| MEMORY | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 8 GB + up to 5 GB virtual extension | OPPO Reno7 has more RAM than Xiaomi Redmi 3S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | OPPO Reno7 has more internal memory than Xiaomi Redmi 3S. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | - |
| CAMERA | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 64 Megapixel | OPPO Reno7 has better camera resolution than Xiaomi Redmi 3S. |
| Lens Aperture | F/2.0 | F/1.7 | OPPO Reno7 has better lens aperture than Xiaomi Redmi 3S. |
| Lens Construction | 5-element | 6-element | |
| Field of View (FoV) | - | 79 degree(s) | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | Stickers | |
| Camera Modes | Panorama, manual mode | Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, Portrait, Extra HD, 108MP mode, Text scanner, Bokeh Flare Portrait | |
| Light Source | LED light | Flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | EIS video stabilisation, Google Lens, multi-frame photo capture, open-loop motor |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Microlens | |
| Lens Aperture (2nd Camera) | - | F/3.3 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 65 degree(s) | |
| Camera Modes (2nd Camera) | - | Microscope | |
| Camera Features (2nd Camera) | - | IR lens |
| 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) | - | 89 degree(s) | |
| Camera Functions (3rd Camera) | - | Depth camera | |
| Camera Features (3rd Camera) | - | Monochrome, IR lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | OPPO Reno7 has better front camera resolution than Xiaomi Redmi 3S. |
| Sensor Name (Front) | - | Sony IMX709 sensor | |
| Lens Aperture (Front) | F/2.2 | F/2.4 | Xiaomi Redmi 3S has better front lens aperture than Xiaomi Redmi 3S. |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 85 degree(s) | |
| Special Effects (Front) | - | HDR, Stickers | |
| Camera Modes (Front) | Beautify Selfie mode | Panorama, Time-lapse mode, night mode, Portrait, Bokeh Flare Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 3S has face detection. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | Video stabilisation |
| BATTERY AND CHARGING | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Battery Capacity (Battery Size) | 4100 mAh | 4500 mAh | OPPO Reno7 has larger battery capacity than Xiaomi Redmi 3S. |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO Reno7 has fast charging technology. |
| CELLULAR | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | ColorOS 12.1 (based on Android 12) | |
| User Interface | MIUI V7 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | FDD-LTE, TD-LTE | |
|---|---|---|---|
| 2G Band | 900 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 3, Band 5, Band 40 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 1800+, FDD 850, TDD 2300 | 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 4.1 | Bluetooth 5.1 LE | |
| Bluetooth Profiles | HID | SBC | |
| NFC | - | Yes | OPPO Reno7 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Supported Digital Audio Standards | AAC, PCM, MP3, FLAC, AC-3, AAC +, eAAC+, MIDI | AAC, apt-X, LDAC, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, ASF, DivX, MPEG-2, H.264, H.263, M4V, VP8, Sorenson Spark | - |
| FEATURES | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, digital compass, gyro sensor, gravity sensor | Accelerometer, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor, optical sensor, gyroscope | |
| Security Devices | - | Fingerprint reader (under display), face recognition | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Infrared remote control, Reading mode | Air Gesture, Fast Charging, OTG Reverse Charge, Game focus mode |
| OTHERS | Xiaomi Redmi 3S | OPPO Reno7 |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | USB cable, power adapter, SIM card removal tool, protective case | |
|---|---|---|---|
| Compliant Standards | - | IPX4, SGS Eye Care Display Certification |
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