Sony Ericsson Vivaz (U5a) vs Xiaomi Redmi S2 (64GB)

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Side by side comparison between Sony Ericsson Vivaz vs Xiaomi Redmi S2 phones, differences, pros, cons and full specifications. What's the better?

11/4/2018 10:13 PM, updated: 5/11/2020 4:37 PM

Compare Xiaomi Redmi S2 X Sony Ericsson Vivaz (U5a) 03Points

Specifications Compare Models Pictures

3.2"
TFT

360x640

8
MP

256MB
RAM

Single-core

1200
mAh

(Removable)

30Points Xiaomi Redmi S2 (64GB) Compare Sony Ericsson Vivaz X

Specifications Compare Models Pictures

5.99"
IPS

720x1440

12
MP

16mp

4GB
RAM

Octa-core

3080
mAh

(Non removable)

What's the better phone? Xiaomi Redmi S2 (64GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

3 Advantages Sony Ericsson Vivaz (U5a)	vs	30 Advantages Xiaomi Redmi S2 (64GB)
+97 grams (3.4 ounces)75% Lighter	vs	170 grams (5.95 ounces)
+LiPo: li-ion polymer (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
720MHz 32bit Single-core	vs	+2GHz 64bit Octa-core5 times More powerful processor, you can open your applications faster
256MB SDRAM	vs	+4GB LPDDR315 times More RAM memory. Typically more responsive and better for multitasking.
512MB (75MB available)	vs	+64GB (50GB available)682 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 256GB microSD, microSDXC7 times More external storage for files using memory cards
12.5 millimeters (0.49 inches)	vs	+8.1 millimeters (0.32 inches)54% Thinner
TFT LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
360x640 pixels	vs	+720x1440 pixels4 times Higher resolution screen
229 PPI	vs	+269 PPI17% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.2"	vs	+5.99"87% Larger screen
(back) 8MP	vs	+(dual camera) 12MP + 5MP113% Higher resolution main camera
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Not supported	vs	+(front) 16MPAdvantage A front-camera is best for taking selfies
HD (1280x720)	vs	+Full HD (1920x1080)125% More image quality for recording videos with the primary camera
50000 apps (Nokia Ovi Store)	vs	+3500000 apps (Google Play Store)69 times More apps available to download and use
3G HSUPA	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G HSUPA) 10.2 Mbps	vs	+(4G LTE-A) 300 Mbps28 times Faster for surfing the internet and download files
Resistive	vs	+CapacitiveAdvantage Better touchscreen. The capacitive screen is much more sensitive.
Single	vs	+MultitouchAdvantage Better touch type. Multitouch allows to use more fingers at the same time.
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Not supported	vs	+Proximity sensorAdvantage Sensors help you use the device
1200 mAh	vs	+3080 mAh157% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 b/g [wifi3]	vs	+802.11 b/g/n [wifi4]Advantage WiFi 802.11 b/g/n [wifi4] is newer and faster
2.1 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster
WAP, HTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

12 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

Accelerometer

Ambient light sensor

Hands-free calling

Video calling

+5 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Change model		Choose the model
Model	Vivaz (U5a)	Redmi S2 (64GB)
Other model names	Sony Ericsson Vivaz U5A, SE Kurara	红米自拍手机S2, Xiaomi S2, Xiaomi Ysl
Country or region available	(Latin America), Canada, USA	(Global, International), China
Brand	Sony Ericsson	Xiaomi
Release date	3/4/2010	5/1/2018
Depth	12.5 millimeters (0.49 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	51.7 x 107 millimeters (2.04 x 4.21 in)	77.26 x 160.73 millimeters (3.04 x 6.33 in)
Weight	97 grams (3.4 ounces)	170 grams (5.95 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Display type	TFT LCD	TFT IPS LCD
Screen size	3.2" inches	5.99" inches
Screen-to-body ratio	~51% (screen-to-body ratio)	~74.6% (screen-to-body ratio)
Display resolution	360x640 pixels	720x1440 pixels
Touchscreen	Resistive Single touch 1-point	Capacitive Multitouch
Pixel density (dot pitch)	229 PPI	269 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
System version	Symbian 9.4 S60 5th Edition Symbian^1	Android 7.1.2 Nougat
Firmware update	feature not registered	Android 8.1 Oreo
User Interface	feature not registered	feature not registered
⚙️ Processor
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Chipset	32bit	64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)
CPU	Single-core, 1 processor: 1x 720MHz ARM Cortex-A8 (Single-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	PowerVR SGX530	Qualcomm Adreno 506 650Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
RAM memory	256MB SDRAM	4GB LPDDR3
Internal storage	512MB (75MB available)	64GB (50GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	10.2/2 Mbps	300/50 Mbps
Network technology	2G, 3G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	CDMA 800 (China), GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	M1803E6G Global version: UMTS 850/900/1900/2100 M1803E6E, M1803E6C, M1803E6T versions: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	Not supported	LTE Cat6 M1803E6G Global version: LTE (Bands 1,3,4,5,7,8,20) TD-LTE (Bands 38,40) M1803E6E, M1803E6C, M1803E6T versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41)
Primary 5G network	Not supported	Not supported
Primary data network	CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Back camera (main camera)	8 megapixels	(dual camera) 12 megapixels 5MP depth
Main camera resolution	3264x2448 pixels	4000x3000 pixels
Video recording (primary)	HD (1280x720) 24 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	feature not registered	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1.25µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	feature not registered	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	Not supported	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Front camera (secondary)	Not supported	16 megapixels
Front camera resolution	Not supported	4608x3456 pixels
Video recording (secondary)	Not supported	HD (1280x720)
Front flash	Not supported	LED
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, WMV, 3GP, RV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WMA, WAV, RA, AAC, M4A	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
USB	MicroUSB 2.0	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Proprietary TV-out	Not supported
Bluetooth	2.1 + A2DP	4.2 + A2DP
WiFi	802.11 b/g [wifi3] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Sensors	Accelerometer Ambient light sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Battery type	LiPo: li-ion polymer (Removable) EP500	LiPo: li-ion polymer (Non removable)
Battery capacity	1200 mAh	3080 mAh
Charger, watts	Wired charging	10W (5V/2A) Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	5.3 hours	feature not registered
Standby	440 hours (18.3 days)	feature not registered
➕ Other features
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
Call control	Voice recorder	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	WAP, HTML, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, Blue, Red, Gray, Light pink • 8GB microSD included • 3D stereo sound • Continuous autofocus • Touch capture • WisePilot navigation • Java framework	• Colors: Gray, Gold, Rose Gold, Blue, Black • MIUI 10 • 18:9 screen
☢️ Radiation rate
	Sony Ericsson Vivaz (U5a)	Redmi S2 (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered