Vivo S1 (V1831A) vs Sonim XP8

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Side by side comparison between Vivo S1 vs Sonim XP8 phones, differences, pros, cons and full specifications. What's the better?

12/12/2021 4:35 PM, updated: 12/12/2021 6:22 PM

Compare Sonim XP8 X Vivo S1 (V1831A) 13Points

Specifications Compare Models Pictures

6.33"
IPS

1080x2340

12
MP

25mp

6GB
RAM

Octa-core

3940
mAh

(Non removable)

11Points Sonim XP8 Compare Vivo S1 X

Specifications Compare Models Pictures

5"
IPS

1080x1920

12
MP

8mp

4GB
RAM

Octa-core

4900
mAh

(Removable)

What's the better phone? Vivo S1 (V1831A)

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!

13 Advantages Vivo S1 (V1831A)	vs	11 Advantages Sonim XP8
+2.1GHz 64bit Octa-core7% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core (14nm)
+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4
+128GB (108GB available)140% More internal storage for applications and files	vs	64GB (45GB available)
+190 grams (6.65 ounces)76% Lighter	vs	335 grams (11.73 ounces)
+8.54 millimeters (0.34 inches)111% Thinner	vs	18 millimeters (0.71 inches)
+1080x2340 pixels22% Higher resolution screen	vs	1080x1920 pixels
+6.33"27% Larger screen	vs	5"
+(triple camera) 12MP + 8MP + 5MP108% Higher resolution main camera	vs	(back) 12MP
+(front) 25MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	proprietary audio output
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
407 PPI	vs	+441 PPI8% Crisper display of text, images and videos because it has more pixels per inch (ppi)
Android 9.0 Pie	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 600 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
3940 mAh	vs	+4900 mAh24% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP68/IP69K certified, MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

25 Common items in both devices

eMMC 5.1

TFT IPS LCD

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+18 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
	Vivo S1 (V1831A)	Sonim XP8
Change model
Model	Vivo S1 (V1831A)	Sonim XP8
Other model names	BBK vivo S1 (China) V1831	Sonim XP8 (XP8800), AT&T/Verizon
Country or region available	China	(Global, International), Canada, USA
Brand	Vivo	Sonim
Release date	4/1/2019	5/1/2018, Announced: 4/1/2018
Depth	8.54 millimeters (0.34 inches)	18 millimeters (0.71 inches)
Size (width x height)	75.93 x 161.97 millimeters (2.99 x 6.38 in)	79.5 x 152 millimeters (3.13 x 5.98 in)
Weight	190 grams (6.65 ounces)	335 grams (11.73 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	IP68/IP69K certified: water-resistant up to 1.5 meters for 30min, dust-resistant, plus high-pressure and steam-washable. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
📲 Display
	Vivo S1 (V1831A)	Sonim XP8
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	6.33" inches	5" inches
Screen-to-body ratio	~80% (screen-to-body ratio)	~57% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1080x1920 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	407 PPI	441 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Vivo S1 (V1831A)	Sonim XP8
System version	Android 9.0 Pie	Android 7.0 Nougat
Firmware update	feature not registered	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	Vivo S1 (V1831A)	Sonim XP8
Chipset	64bit: MediaTek MT6771WT Helio P70 (12nm)	64bit: Qualcomm Snapdragon 630 (SDM630) (14nm)
CPU	Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-G72 MP3 900Mhz	Qualcomm Adreno 508 (650-700Mhz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Vivo S1 (V1831A)	Sonim XP8
RAM memory	6GB LPDDR4X	4GB LPDDR4
Internal storage	128GB (108GB available) eMMC 5.1	64GB (45GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Vivo S1 (V1831A)	Sonim XP8
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	600/150 Mbps
Network technology	2G, 3G, 4G	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	CDMA 800, GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE	LTE Cat12 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 66) TD-LTE (38, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	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	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat12 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 66) TD-LTE (38, 40, 41)
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Vivo S1 (V1831A)	Sonim XP8
Back camera (main camera)	(triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4	12 megapixels
Main camera resolution	4000x3000 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	feature not registered
Focal length	13mm lens	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	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	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Vivo S1 (V1831A)	Sonim XP8
Front camera (secondary)	25 megapixels	8 megapixels
Front camera resolution	5760x4320 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
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
	Vivo S1 (V1831A)	Sonim XP8
Loudspeaker	Supported	Mono sound with dual speakers
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Vivo S1 (V1831A)	Sonim XP8
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	proprietary audio output
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Vivo S1 (V1831A)	Sonim XP8
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Vivo S1 (V1831A)	Sonim XP8
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3940 mAh	4900 mAh
Charger, watts	18W Wired fast charging	18W Wired fast charging Quick Charge 4
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	30 hours (1.3 days)
Standby	feature not registered	720 hours (30 days)
➕ Other features
	Vivo S1 (V1831A)	Sonim XP8
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
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	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera	• Colors: Black
☢️ Radiation rate
	Vivo S1 (V1831A)	Sonim XP8
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