Positivo Twist XL (S555) vs Blackview BV4000

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Side by side comparison between Positivo Twist XL (S555) vs Blackview BV4000 phones, differences, pros, cons and full specifications. What's the better?

5/27/2018 4:21 PM, updated: 4/4/2020 9:53 PM

Compare Blackview BV4000 X Positivo Twist XL (S555) 07Points

Specifications Compare Models Pictures

5.5"
IPS

720x1280

8
MP

5mp

1GB
RAM

Quad-core

2500
mAh

(Removable)

07Points Blackview BV4000 Compare Positivo Twist XL (S555) X

Specifications Compare Models Pictures

4.7"
IPS

720x1280

8
MP

2mp

1GB
RAM

Quad-core

3680
mAh

(Removable)

What's the better phone? Positivo Twist XL (S555)

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!

7 Advantages Positivo Twist XL (S555)	vs	7 Advantages Blackview BV4000
+16GB (10GB available)150% More internal storage for applications and files	vs	8GB (4GB available)
+172 grams (6.02 ounces)19% Lighter	vs	205 grams (7.18 ounces)
+8.9 millimeters (0.35 inches)49% Thinner	vs	13.25 millimeters (0.52 inches)
+5.5"17% Larger screen	vs	4.7"
+(front) 5MP156% Higher resolution secondary camera to take pictures and selfies	vs	(front) 2MP
+Full HD (1920x1080)125% More image quality for recording videos with the primary camera	vs	HD (1280x720)
+(front) HD (1280x720)2 times More image quality for recording videos with the secondary camera	vs	(front) VGA (640x480)
1GB LPDDR2	vs	+1GB LPDDR3Advantage This RAM type is better and more efficient.
267 PPI	vs	+312 PPI17% Crisper display of text, images and videos because it has more pixels per inch (ppi)
Not supported	vs	+AutofocusAdvantage Best autofocus type for taking pictures
Not supported	vs	+HDR photo only main cameraAdvantage The HDR technology produced photos with more detail in dark areas
2500 mAh	vs	+3680 mAh47% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

26 Common items in both devices

1.3GHz 32bit Quad-core

Until 32GB microSD, microSDHC

TFT IPS LCD

16 million

720x1280 pixels

(back) 8MP

LED flash

+19 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
	Positivo Twist XL (S555)	Blackview BV4000
Change model
Model	Twist XL (S555)	Blackview BV4000
Other model names	Positivo S555 Twist XL 3900517, 3900520	Blackview BV4000 (8GB + 1GB RAM)
Country or region available	Brazil	China, Hong Kong
Brand	Positivo	Blackview
Release date	4/1/2017	8/1/2017
Depth	8.9 millimeters (0.35 inches)	13.25 millimeters (0.52 inches)
Size (width x height)	77.4 x 148.7 millimeters (3.05 x 5.85 in)	74.2 x 143.9 millimeters (2.92 x 5.67 in)
Weight	172 grams (6.02 ounces)	205 grams (7.18 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Positivo Twist XL (S555)	Blackview BV4000
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.5" inches	4.7" inches
Screen-to-body ratio	~72.5% (screen-to-body ratio)	~57% (screen-to-body ratio)
Display resolution	720x1280 pixels	720x1280 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	267 PPI	312 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Positivo Twist XL (S555)	Blackview BV4000
System version	Android 7.0 Nougat	Android 7.0 Nougat
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Positivo Twist XL (S555)	Blackview BV4000
Chipset	32bit: MediaTek MT6580 (28nm)	32bit: MediaTek MT6580A (28nm)
CPU	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core)	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core)
GPU graphical controller	ARM Mali-400 MP1 500Mhz	ARM Mali-400 MP2 500Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Positivo Twist XL (S555)	Blackview BV4000
RAM memory	1GB LPDDR2	1GB LPDDR3
Internal storage	16GB (10GB available)	8GB (4GB available) eMMC
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	Positivo Twist XL (S555)	Blackview BV4000
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) micro-SIM (3FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	21/5.76 Mbps	21/5.76 Mbps
Network technology	2G, 3G	2G, 3G
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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/2100	UMTS 900/2100
Primary 4G network	Not supported	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
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
	Positivo Twist XL (S555)	Blackview BV4000
Back camera (main camera)	8 megapixels	8 megapixels
Main camera resolution	3264x2448 pixels	3264x2448 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	HD (1280x720) 30 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/4" inches
Pixel size	feature not registered	feature not registered
Autofocus	Not supported	Autofocus
Touch focus	Not 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	Not supported	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Positivo Twist XL (S555)	Blackview BV4000
Front camera (secondary)	5 megapixels	2 megapixels
Front camera resolution	2560x1920 pixels	1600x1200 pixels
Video recording (secondary)	HD (1280x720)	VGA (640x480)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	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
	Positivo Twist XL (S555)	Blackview BV4000
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	Not supported
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.264, H.263
Audio formats	MP3, WAV, eAAC+	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Positivo Twist XL (S555)	Blackview BV4000
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz)
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Positivo Twist XL (S555)	Blackview BV4000
Sensors	Accelerometer Ambient light sensor Proximity sensor	Accelerometer Ambient light sensor Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Positivo Twist XL (S555)	Blackview BV4000
Battery type	LiPo: li-ion polymer (Removable)	LiPo: li-ion polymer (Removable)
Battery capacity	2500 mAh	3680 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	feature not registered	19 hours
Standby	feature not registered	720 hours (30 days)
➕ Other features
	Positivo Twist XL (S555)	Blackview BV4000
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: Black/gray, White/pink • WiFi hotspot	• Colors: Black, Black/orange, Black/green • WiFi hotspot
☢️ Radiation rate
	Positivo Twist XL (S555)	Blackview BV4000
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