Xiaomi Pocophone F1 (64GB) vs Vivo S1 (V1831A)

Share page: Facebook Twitter WhatsApp Share page:

Side by side comparison between Xiaomi Pocophone F1 vs Vivo S1 phones, differences, pros, cons and full specifications. What's the better?

7/13/2019 12:22 PM, updated: 6/6/2025 4:40 PM

Compare Vivo S1 X Xiaomi Pocophone F1 (64GB) 11Points

Specifications Compare Models Pictures

6.18"
IPS

1080x2246

12
MP

20mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

09Points Vivo S1 (V1831A) Compare Xiaomi Pocophone F1 X

Specifications Compare Models Pictures

6.33"
IPS

1080x2340

12
MP

25mp

6GB
RAM

Octa-core

3940
mAh

(Non removable)

What's the better phone? Xiaomi Pocophone F1 (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!

11 Advantages Xiaomi Pocophone F1 (64GB)	vs	9 Advantages Vivo S1 (V1831A)
+2.8GHz 64bit Octa-core (10nm)27% More powerful processor, you can open your applications faster	vs	2.1GHz 64bit Octa-core
+UFS 2.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+182 grams (6.37 ounces)4% Lighter	vs	190 grams (6.65 ounces)
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+Android 10Advantage Android 10 is newer and safer	vs	Android 9.0 Pie
+(4G LTE-A) 1024 Mbps2 times Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+4000 mAh2% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3940 mAh
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0, USB OTG On-The-Go
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
64GB (50GB available)	vs	+128GB (108GB available)116% More internal storage for applications and files
8.8 millimeters (0.35 inches)	vs	+8.54 millimeters (0.34 inches)3% Thinner
1080x2246 pixels	vs	+1080x2340 pixels4% Higher resolution screen
403 PPI	vs	+407 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.18"	vs	+6.33"2% Larger screen
(dual camera) 12MP + 5MP	vs	+(triple camera) 12MP + 8MP + 5MP47% Higher resolution main camera
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 20MP	vs	+(front) 25MP25% Higher resolution secondary camera to take pictures and selfies
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.

33 Common items in both devices

6GB LPDDR4X

Until 256GB microSD, microSDXC

TFT IPS LCD

16 million

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+26 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
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Change model		Choose the model
Model	Pocophone F1 (64GB)	Vivo S1 (V1831A)
Other model names	Xiaomi Poco F1 (6GB RAM), M1805E10A, Pocofone	BBK vivo S1 (China) V1831
Country or region available	(Europe), (Global, International), Brazil, Hong Kong	China
Brand	Xiaomi	Vivo
Release date	8/29/2018	4/1/2019
Depth	8.8 millimeters (0.35 inches)	8.54 millimeters (0.34 inches)
Size (width x height)	75.2 x 155.5 millimeters (2.96 x 6.12 in)	75.93 x 161.97 millimeters (2.99 x 6.38 in)
Weight	182 grams (6.37 ounces)	190 grams (6.65 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	6.18" inches	6.33" inches
Screen-to-body ratio	~82.3% (screen-to-body ratio)	~80% (screen-to-body ratio)
Display resolution	1080x2246 pixels (18.7:9)	1080x2340 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	407 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
System version	Android 8.1 Oreo	Android 9.0 Pie
Firmware update	Android 10	feature not registered
User Interface	MIUI 9 / 10 / 12	feature not registered
⚙️ Processor
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Chipset	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)	64bit: MediaTek MT6771WT Helio P70 (12nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)	Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 (710MHz)	ARM Mali-G72 MP3 900Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	64GB (50GB available) UFS 2.1	128GB (108GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD 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	1024/150 Mbps	300/50 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	GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100
Primary 4G network	LTE Cat16 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41)	LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, 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
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth f/2.01.12µm	(triple camera) 12 megapixels 8MP ultrawide f/2.2 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	Dual-LED flash	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	13mm (lens)
Sensor size	1/2.55" inches	feature not registered
Pixel size	1.4µm pixel	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
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Front camera (secondary)	20 megapixels	25 megapixels
Front camera resolution	5184x3840 pixels	5760x4320 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	0.9µm pixel	feature not registered
🔉 Sound and multimedia
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Loudspeaker	Stereo sound	Supported
Active noise cancellation	2 microphones	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0, 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, WiFi Display, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	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
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	3940 mAh
Charger, watts	18W (9V/2A) Wired fast charging Quick Charge 3	18W Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
Call control	Voice dialing, 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	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Graphite Black, Steel Blue, Red • LiquidCool technology	• Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera
☢️ Radiation rate
	Xiaomi Pocophone F1 (64GB)	Vivo S1 (V1831A)
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