Vivo S1 (V1831A) vs Vivo NEX A

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

7/13/2019 12:22 PM, updated: 8/6/2020 2:33 PM

Compare Vivo NEX A X Vivo S1 (V1831A) 08Points

Specifications Compare Models Pictures

6.33"
IPS

1080x2340

12
MP

25mp

6GB
RAM

Octa-core

3940
mAh

(Non removable)

10Points Vivo NEX A Compare Vivo S1 X

Specifications Compare Models Pictures

6.59"
AMOLED

1080x2316

12
MP

8mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Vivo NEX A

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!

8 Advantages Vivo S1 (V1831A)	vs	10 Advantages Vivo NEX A
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+190 grams (6.65 ounces)5% Lighter	vs	199 grams (6.97 ounces)
+1080x2340 pixels1% Higher resolution screen	vs	1080x2316 pixels
+407 PPI5% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	388 PPI
+(triple camera) 12MP + 8MP + 5MP47% Higher resolution main camera	vs	(dual camera) 12MP + 5MP
+(front) 25MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2.1GHz 64bit Octa-core	vs	+2.2GHz 64bit Octa-core10% More powerful processor, you can open your applications faster
8.54 millimeters (0.34 inches)	vs	+8 millimeters (0.31 inches)7% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
6.33"	vs	+6.59"4% Larger screen
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
EIS: Digital stabilization	vs	+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 800 Mbps167% Faster for surfing the internet and download files
3940 mAh	vs	+4000 mAh2% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18W	vs	+22W22% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
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.

31 Common items in both devices

6GB LPDDR4X

128GB (108GB available)

16 million

Only digital zoom

PDAF: phase detection autofocus

HDR photo on both cameras

f/1.8 (aperture)

+24 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)	Vivo NEX A
Change model
Model	Vivo S1 (V1831A)	NEX A
Other model names	BBK vivo S1 (China) V1831	NEX 全面屏, BBK vivo NEX A 128GB + 6GB RAM
Country or region available	China	(Global, International), China
Brand	Vivo	Vivo
Release date	4/1/2019	6/1/2018
Depth	8.54 millimeters (0.34 inches)	8 millimeters (0.31 inches)
Size (width x height)	75.93 x 161.97 millimeters (2.99 x 6.38 in)	77 x 162 millimeters (3.03 x 6.38 in)
Weight	190 grams (6.65 ounces)	199 grams (6.97 ounces)
Build, materials	feature not registered	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Vivo S1 (V1831A)	Vivo NEX A
Display type	TFT IPS LCD	Super AMOLED
Screen size	6.33" inches	6.59" inches
Screen-to-body ratio	~80% (screen-to-body ratio)	~86% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1080x2316 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	407 PPI	388 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Vivo S1 (V1831A)	Vivo NEX A
System version	Android 9.0 Pie	Android 8.1 Oreo
Firmware update	feature not registered	Android 9.0 Pie
User Interface	feature not registered	feature not registered
⚙️ Processor
	Vivo S1 (V1831A)	Vivo NEX A
Chipset	64bit: MediaTek MT6771WT Helio P70 (12nm)	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)
CPU	Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)
GPU graphical controller	ARM Mali-G72 MP3 900Mhz	Qualcomm Adreno 616 500Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Vivo S1 (V1831A)	Vivo NEX A
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (108GB available) eMMC 5.1	128GB (108GB available)
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Vivo S1 (V1831A)	Vivo NEX A
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	800/150 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	TD-SCDMA 1900/2000 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 Cat15 (1, 2, 3, 4, 5, 8) TD-LTE (34, 38, 39, 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, TD-SCDMA, UMTS, TD-HSDPA, 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	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Vivo S1 (V1831A)	Vivo NEX A
Back camera (main camera)	(triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4	(dual camera) 12 megapixels 5MP depth f/2.4
Main camera resolution	4000x3000 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	13mm (lens)	feature not registered
Sensor size	feature not registered	1/2.55" inches
Pixel size	feature not registered	1.4µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical 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)	Vivo NEX A
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)	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
	Vivo S1 (V1831A)	Vivo NEX A
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, DivX, XviD
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Vivo S1 (V1831A)	Vivo NEX A
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
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, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Vivo S1 (V1831A)	Vivo NEX A
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Vivo S1 (V1831A)	Vivo NEX A
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3940 mAh	4000 mAh
Charger, watts	18W Wired fast charging	22W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Vivo S1 (V1831A)	Vivo NEX A
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, Red • Funtouch OS 4 • 32-bit/192kHz audio • Pop-up front camera
☢️ Radiation rate
	Vivo S1 (V1831A)	Vivo NEX A
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

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Vivo S1 (V1831A) vs Vivo NEX A

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

What's the better phone? Vivo NEX A

📱 Model features

📲 Display

🤖 Operating System

⚙️ Processor

💽 Memory and storage

📶 Mobile networks

📷 Camera

📸 Front camera

🔉 Sound and multimedia

🔌 Connectivity

🧭 Sensors

🔋 Battery

➕ Other features

☢️ Radiation rate