Sony XPERIA XA2 Ultra vs. Xiaomi Redmi S2

Phone Comparison, Reviews and Tests

Side by side comparison and review of Sony XPERIA XA2 Ultra and Xiaomi Redmi S2. 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.

Phone Specifications Comparison

Sony XPERIA XA2 Ultra vs. Xiaomi Redmi S2 Comparison Chart
DESIGN AND DIMENSIONS Sony XPERIA XA2 Ultra Xiaomi Redmi S2
Product Type Smartphone Smartphone
Manufacturer Model Number H4213 -
Form Factor Touch Touch
Height 163 mm 160.73 mm Sony XPERIA XA2 Ultra has greater height than Xiaomi Redmi S2.
Width 80 mm 77.26 mm Sony XPERIA XA2 Ultra has greater width than Xiaomi Redmi S2.
Depth 9.5 mm 8.1 mm Xiaomi Redmi S2 is narrower than Sony XPERIA XA2 Ultra.
Weight 221 g 170 g Xiaomi Redmi S2 is lighter than Sony XPERIA XA2 Ultra.
Body Colour Black Grey | Blue | Rose gold | Gold | Black | Dark grey
Waterproof (Water-resistant) - -
SAR Value 1.12 W/kg (body), 0.41 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
USB Type-C - 24 pin USB-C
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 Dual-SIM Dual-SIM
DISPLAY Sony XPERIA XA2 Ultra Xiaomi Redmi S2
Display Type LCD display LCD display
Display Technology LTPS TFT -
Screen Size (Display Size) 6" 5.99" Sony XPERIA XA2 Ultra has larger screen size than Xiaomi Redmi S2.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1440 x 720 pixels Sony XPERIA XA2 Ultra has better screen resolution than Xiaomi Redmi S2.
Display Format Full HD HD+
Pixel Density 367 ppi 269 ppi Sony XPERIA XA2 Ultra has better pixel density than Xiaomi Redmi S2.
Aspect Ratio - 18:9
Max Brightness 500 cd/m² 450 cd/m² Sony XPERIA XA2 Ultra has better display brightness than Xiaomi Redmi S2.
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio - 1000:1
Display Features 2.5D curved glass, Image Enhance Technology Night Display, Sunlight Display, Reading mode, Colour temperature adjustment
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR Sony XPERIA XA2 Ultra Xiaomi Redmi S2
Processor Type (CPU) Qualcomm Snapdragon 630 Qualcomm Snapdragon 625
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 508 Qualcomm ADRENO 506
MEMORY Sony XPERIA XA2 Ultra Xiaomi Redmi S2
RAM LPDDR4X SDRAM - 4 GB 3 GB Sony XPERIA XA2 Ultra has more RAM than Xiaomi Redmi S2.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
User Memory 24 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 256 GB
CAMERA Sony XPERIA XA2 Ultra Xiaomi Redmi S2
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 23 Megapixel 12 Megapixel Sony XPERIA XA2 Ultra has better camera resolution than Xiaomi Redmi S2.
Sensor Size 1/2.3" -
Sensor Name Sony Exmor RS sensor -
Lens Type Wide-angle lens -
Lens Aperture F/2.0 F/2.2 Sony XPERIA XA2 Ultra has better lens aperture than Sony XPERIA XA2 Ultra.
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) 120 mm -
Optical Zoom 5x -
Special Effects - HDR, low light enhancement
Camera Modes Slow motion video, SteadyShot, low-light shots Panorama, portrait mode, AI portrait mode
Face Recognition (Face ID) - Face recognition Xiaomi Redmi S2 has face detection.
Light Source LED light LED flash
Video Resolutions 3840 x 2160 (4K), 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Quick Launch, Quick Capture, Hybrid Auto focus, Touch Capture, Stereo Audio Recording, geotagging, 5x Clear Image Zoom Phase Detect Auto-Focus (PDAF), AI Dual camera
SECOND CAMERA
Sensor Resolution (2nd Camera) - 5 Megapixel
FRONT CAMERA
Number of Front Cameras 2 1
Sensor Resolution (Front) 16 Megapixel 16 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) 1/2.6" -
Sensor Name (Front) Sony Exmor RS sensor -
Lens Type (Front) Wide-angle lens Wide-angle lens
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Focus Adjustment Automatic -
Special Effects (Front) - Precise bokeh effect, AI Beautify 4.0
HDR Mode (Front) - Auto HDR mode
Camera Modes (Front) SteadyShot Wide selfie mode
Light Source (Front) LED light LED flash
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps -
Camera Features (Front) Optical Image Stabilisation (OIS), self-timer -
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) 8 Megapixel -
Sensor Name (2nd Front) Sony Exmor R sensor -
Lens Aperture (2nd Front) F/2.4 -
Camera Features (2nd Front) Wide-angle lens -
BATTERY AND CHARGING Sony XPERIA XA2 Ultra Xiaomi Redmi S2
Battery Capacity (Battery Size) 3580 mAh 3080 mAh Sony XPERIA XA2 Ultra has larger battery capacity than Xiaomi Redmi S2.
Fast Charging Technology Qualcomm Quick Charge 3.0 - Sony XPERIA XA2 Ultra has fast charging technology.
Standby Time 707 hours -
Talk Time 2460 minutes -
Run Time Details Talk (GSM): up to 2460 min
Standby (dual SIM GSM+WCDMA): up to 686 hrs
Talk (3G): up to 1920 min
Standby (dual SIM GSM+LTE): up to 678 hrs
Standby (dual SIM WCDMA+LTE): up to 707 hrs
Playback (MP3 (via headset)): up to 118 hrs
Playback (Full HD video (H.264)): up to 24 hrs
-
Battery Technology Lithium Ion -
CELLULAR Sony XPERIA XA2 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 8.0 Oreo -
User Interface - MIUI 9
Navigation GPS, A-GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Sony XPERIA XA2 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 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38 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, TDD 2600 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/ac Infrared (IrDA), IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 4.2
Bluetooth Profiles HFP, HSP, OPP, PAN, SPP, GAP, A2DP, AVRCP, HID, SAP, AVCTP, BNEP, GAVDP, PBAP, MAP, DIP, RFCOMM, GATT, HOGP, AVDP -
NFC Yes - Sony XPERIA XA2 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 SMS, MMS SMS, MMS
MEDIA Sony XPERIA XA2 Ultra Xiaomi Redmi S2
Supported Digital Audio Standards WAV, AAC, MPEG 1 Audio, MPEG 2 Audio, MPEG 2.5 Audio, Ogg Vorbis, MP3, FLAC, AAC-LC, AAC +, OGG, eAAC+, MIDI, MPEG1 Layer3, apt-X, OTA, MP4, AMR-WB, AMR-NB, 3GPP, apt-X HD, SMF WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB
Supported Digital Video Standards MPEG-4, 3GP, H.264, H.263, WebM, VP8, VP9, 3GPP, H.264 MP, H.264 HP, H.265 Main VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP
Sound Enhancements Clear Audio+, Clear Bass, Surround sound (VPT) -
FEATURES Sony XPERIA XA2 Ultra Xiaomi Redmi S2
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, ambient light sensor, proximity sensor, pedometer, digital compass, magnetometer, motion sensor, geomagnetic sensor, Significant motion detector Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features TTY compatible, Text-to-Speech (text recognition), intelligent typing (SWIFTKEY), intelligent typing (Gesture), Wi-Fi Miracast, Screen mirroring, Wi-Fi Passpoint, Alarm Clock, handwriting recognition, Noise suppression, Qnovo Adaptive Charging, Battery Care, Smart Stamina, STAMINA Mode Infrared remote control, Dual microphones
Android Enterprise Recommended Yes -
OTHERS Sony XPERIA XA2 Ultra Xiaomi Redmi S2
Included Accessories Headset, power adapter, USB-C cable USB cable, power adapter, SIM card removal tool, clear soft case
Compliant Standards HAC (Hearing Aid Compatible) -
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