Detailed comparison and review of Sony XPERIA XA Ultra and Xiaomi Redmi S2. 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 | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | F3211 | - | |
| Form Factor | Touch | Touch | |
| Height | 164 mm | 160.73 mm | Sony XPERIA XA Ultra has greater height than Xiaomi Redmi S2. |
| Width | 79 mm | 77.26 mm | Sony XPERIA XA Ultra has greater width than Xiaomi Redmi S2. |
| Depth | 8.4 mm | 8.1 mm | Xiaomi Redmi S2 is narrower than Sony XPERIA XA Ultra. |
| Weight | 202 g | 170 g | Xiaomi Redmi S2 is lighter than Sony XPERIA XA Ultra. |
| Body Colour | White | Graphite black | Lime gold | Grey | Blue | Rose gold | Gold | Black | Dark grey | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.426 W/kg (body), 0.718 W/kg (head) | 1.577 W/kg (body), 0.429 W/kg (head) | |
| Integrated Components | FM radio | - | |
| 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) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | TFT | - | |
| Screen Size (Display Size) | 6" | 5.99" | Sony XPERIA XA Ultra has larger screen size than Xiaomi Redmi S2. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1440 x 720 pixels | Sony XPERIA XA Ultra has better screen resolution than Xiaomi Redmi S2. |
| Display Format | Full HD | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | - | 18:9 | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1000:1 | |
| Display Features | - | Night Display, Sunlight Display, Reading mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Scratch-resistant glass | - |
| PROCESSOR | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Processor Type (CPU) | MediaTek | Qualcomm Snapdragon 625 | |
|---|---|---|---|
| Processor Number | MT6755 | - | |
| Clock Speed | 2 GHz | - | |
| 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) | Mali T860 MP2 | Qualcomm ADRENO 506 |
| MEMORY | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Xiaomi Redmi S2 has more internal memory than Sony XPERIA XA Ultra. |
| User Memory | 10 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 200 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 21.5 Megapixel | 12 Megapixel | Sony XPERIA XA Ultra has better camera resolution than Xiaomi Redmi S2. |
| Sensor Name | Sony Exmor RS IMX230 sensor | - | |
| Lens Aperture | - | F/2.2 | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Sony XPERIA XA Ultra has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 5x | - | |
| Special Effects | Creative effect | HDR, low light enhancement | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Sweep Panorama, AR Effect mode, Style Portrait | Panorama, portrait mode, AI portrait mode | |
| Face Recognition (Face ID) | Face detection, smile shutter, Face in Picture, face recognition | Face recognition | Both phones have face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Quick Launch, Object tracking, Sound Photo, Phase Detect Auto-Focus (PDAF), Hybrid Auto focus, Hand Shutter, auto scene recognition, Sticker Creator, Night Portrait Flash | Phase Detect Auto-Focus (PDAF), AI Dual camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 16 Megapixel | 16 Megapixel | Both phones have the same front camera resolution. |
| Sensor Name (Front) | Sony Exmor RS IMX234 sensor | - | |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | - | F/2.0 | |
| Focus Adjustment | Automatic | - | |
| Special Effects (Front) | - | Precise bokeh effect, AI Beautify 4.0 | |
| HDR Mode (Front) | - | Auto HDR mode | |
| Camera Modes (Front) | - | Wide selfie mode | |
| Light Source (Front) | LED flash | LED flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - | |
| Camera Features (Front) | Optical Image Stabilisation (OIS) | - |
| BATTERY AND CHARGING | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Battery Capacity (Battery Size) | 2700 mAh | 3080 mAh | Xiaomi Redmi S2 has larger battery capacity than Sony XPERIA XA Ultra. |
|---|---|---|---|
| Standby Time | 708 hours | - | |
| Talk Time | 796 minutes | - | |
| Run Time Details | Talk (GSM): up to 796 min Standby (GSM): up to 558 hrs Talk (WCDMA): up to 713 min Standby (WCDMA): up to 708 hrs Standby (LTE): up to 671 hrs Playback (Music): up to 65 hrs Playback (video): up to 8.3 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0 (Marshmallow) | - | |
| User Interface | - | MIUI 9 | |
| Navigation | GPS, A-GPS, GLONASS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | Band 1, 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 850, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, 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 | Infrared (IrDA), IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 4.2 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, SPP, GAP, GOEP, A2DP, HID, SAP, AVCTP, AVDTP, BNEP, GAVDP, PBAP, MAP, DIP, RFCOMM, GATT, FMP, PXP, HOGP | - | |
| NFC | Yes | - | Sony XPERIA XA Ultra has NFC reader for mobile payments. |
| WLAN Security | WEP, WPA, WPA2, TKIP, AES, EAP SIM, EAP-TTLS/MSCHAPv2, EAP-AKA, EAP-TLS, PEAPv0/EAP-MSCHAPv2, PEAPv1/EAP-GTC | - | |
| Messaging Services | Google+ Hangouts, SMS, MMS | SMS, MMS |
| MEDIA | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Supported Digital Audio Standards | WAV, MP3, FLAC, eAAC+, apt-X | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, H.264 | VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | |
| Sound Enhancements | 3D surround sound (VPT) | - |
| FEATURES | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| 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, ambient light sensor, proximity sensor, digital compass, hall sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | Radio Data Service (RDS), DLNA Certified, sharing media via DLNA, xLOUD technology, Mobile BRAVIA Engine 2, Clear Phase technology, Clear Audio+, Clear Bass, Dynamic normaliser, Active noise-cancellation | Infrared remote control, Dual microphones |
| OTHERS | Sony XPERIA XA Ultra | Xiaomi Redmi S2 |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool, clear soft case | |
|---|---|---|---|
| Max Depth of Water Resistance | 1.5 m | - |
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