Detailed comparison and review of Samsung Galaxy S9+ and Xiaomi Redmi 7A. 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 | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-G965F | - | |
| Form Factor | Touch | Touch | |
| Height | 158.1 mm | 146.3 mm | Samsung Galaxy S9+ has greater height than Xiaomi Redmi 7A. |
| Width | 73.8 mm | 70.41 mm | Samsung Galaxy S9+ has greater width than Xiaomi Redmi 7A. |
| Depth | 8.5 mm | 9.55 mm | Samsung Galaxy S9+ is narrower than Samsung Galaxy S9+. |
| Weight | 189 g | 165 g | Xiaomi Redmi 7A is lighter than Samsung Galaxy S9+. |
| Body Colour | Lilac purple | Matte black | |
| Body Material | Metal frame | - | |
| Protection | Dustproof, splashproof, waterproof | Splashproof | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S9+ is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.35 W/kg (body), 0.294 W/kg (head) | 1.166 W/kg (body), 0.557 W/kg (head), 2.88 W/kg (limb) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C 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 | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Quad HD+ Super AMOLED | - | |
| Screen Size (Display Size) | 6.2" | 5.45" | Samsung Galaxy S9+ has larger screen size than Xiaomi Redmi 7A. |
| Screen Resolution (Display Resolution) | 2960 x 1440 pixels | 1440 x 720 pixels | Samsung Galaxy S9+ has better screen resolution than Xiaomi Redmi 7A. |
| Display Format | QHD+ | HD+ | |
| Pixel Density | 529 ppi | 295 ppi | Samsung Galaxy S9+ has better pixel density than Xiaomi Redmi 7A. |
| Aspect Ratio | 18.5:9 | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1000:1 | |
| HDR | Yes | - | Samsung Galaxy S9+ has HDR. |
| Display Enhancement Technology | - | Sunlight mode | |
| Display Features | Always-on display, Infinity Display, Curved Dual-Edge Screen | Reading mode, Colour temperature adjustment, night mode | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Processor Type (CPU) | Samsung Exynos | Qualcomm Snapdragon 439 | |
|---|---|---|---|
| Processor Number | 9810 | - | |
| Clock Speed | 2.7 GHz | 2 GHz | Samsung Galaxy S9+ 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 | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | Qualcomm ADRENO 505 |
| MEMORY | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| RAM | LPDDR4 SDRAM - 6 GB | 2 GB | Samsung Galaxy S9+ has more RAM than Xiaomi Redmi 7A. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 16 GB | Samsung Galaxy S9+ has more internal memory than Xiaomi Redmi 7A. |
| User Memory | 50.3 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 12 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | 1/2.55" | - | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.5 and f/2.4 | F/2.2 | Samsung Galaxy S9+ has better lens aperture than Samsung Galaxy S9+. |
| Pixel Size | - | 1.25 μm | |
| Optical Image Stabiliser (OIS) | Dual OIS (Optical Image Stabilisation) | - | Samsung Galaxy S9+ has optical stabilisation. |
| Focus Adjustment | Automatic, manual | Automatic | |
| Optical Zoom | 2x | - | |
| Digital Zoom | 10x | - | |
| Special Effects | Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers | HDR | |
| HDR Mode | - | Auto HDR mode | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, Timer mode, HYPERLAPSE, Auto mode, low-light shots, Food mode, Super Slow-mo, AR Emoji | AI portrait mode, AI Beautify 4.0 | |
| Face Recognition (Face ID) | Face detection | Face recognition | Both phones have face detection. |
| White Balance | Custom, automatic | - | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 2560 x 1440 (QHD) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, Continuous Auto Focus (CAF), RAW image capture, VDIS (Video Digital Image Stabilisation), Dual Capture, High CRI LED flash, Tracking AF, 9MP still photos recording 4K video, Video location tags, Stamps, location tags, Continuous autofocus video, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel | Phase Detect Auto-Focus (PDAF) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/3.4" | - | |
| Lens Type (2nd Camera) | Telephoto lens | - | |
| Lens Aperture (2nd Camera) | F/2.4 | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Samsung Galaxy S9+ has better front camera resolution than Xiaomi Redmi 7A. |
| Sensor Size (Front) | 1/3.6" | - | |
| Lens Aperture (Front) | F/1.7 | - | |
| Focus Adjustment | Automatic | - | |
| Special Effects (Front) | HDR, Grid Line | HDR | |
| Camera Modes (Front) | Timer mode, wide selfie mode, selfie mode, AR Emoji, selfie focus | AI portrait mode, AI Beautify 4.0 | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi 7A has face detection. |
| Light Source (Front) | - | Display flash | |
| Camera Features (Front) | Quick launch, Motion photo, Stamps, Smart Auto Focus, location tags, VDIS (Video Digital Image Stabilization) | Selfie countdown |
| BATTERY AND CHARGING | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Battery Capacity (Battery Size) | 3500 mAh | 4000 mAh | Xiaomi Redmi 7A has larger battery capacity than Samsung Galaxy S9+. |
|---|---|---|---|
| Wireless Charging | Yes | - | Samsung Galaxy S9+ can be charged wirelessly. |
| Wireless Charging Standards | WPC, PMA | - | |
| Talk Time | 1500 minutes | - | |
| Run Time Details | Active online usage (LTE): up to 15 hrs Active online usage (3G): up to 13 hrs Talk (3G): up to 1500 min Playback (audio): up to 54 hrs Playback (Always On Display Off): up to 94 hrs Playback (video): up to 18 hrs Active online usage (Wi-Fi): up to 15 hrs |
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| CELLULAR | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.0 Oreo | Android 9.0 Pie | |
| User Interface | - | MIUI 9 | |
| Intelligent Assistant | Bixby | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS) | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 4.2 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | - | |
| NFC | Yes | - | Samsung Galaxy S9+ has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, PCM, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, APE (Monkey's Audio), M4A, apt-X, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, OPUS, DFF, MID, AMR-WB, AMR-NB, Vorbis, DSD64, DSD128 | AAC, PCM, AMR, MP3, FLAC, AAC +, MP4, AMR-WB, AMR-NB, WAVE | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, FLV, AVC, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265, WMV7 | FLV, H.263, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP) | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound | - |
| FEATURES | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Security Devices | Face recognition, fingerprint reader, eye scan | Face recognition | |
| Security Technology | - | A.I. face recognition | |
| Additional Phone Features | Multitasking, Face Unlock, Wi-Fi Miracast, Multi Window, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Samsung DeX support, Bixby Vision, Intelligent Scan | AI face unlock |
| OTHERS | Samsung Galaxy S9+ | Xiaomi Redmi 7A |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB Connector (USB-C), micro-USB connector, USB-C cable, headset (tuned by AKG) | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | IP68 | TÜV Rheinland Certified Eye-Care | |
| Max Depth of Water Resistance | 1.5 m | - |
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