LG K31 Rebel (L355DL) vs Vivo NEX S (256GB)

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Side by side comparison between LG K31 vs Vivo NEX S phones, differences, pros, cons and full specifications. What's the better?

3/29/2021 10:16 AM, updated: 3/29/2021 7:10 PM

Compare Vivo NEX S X LG K31 Rebel (L355DL) 06Points

Specifications Compare Models Pictures

5.7"
IPS

720x1520

13
MP

5mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

23Points Vivo NEX S (256GB) Compare LG K31 X

Specifications Compare Models Pictures

6.59"
AMOLED

1080x2316

12
MP

8mp

8GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Vivo NEX S (256GB)

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!

6 Advantages LG K31 Rebel (L355DL)	vs	23 Advantages Vivo NEX S (256GB)
+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+146 grams (5.11 ounces)36% Lighter	vs	199 grams (6.97 ounces)
+(dual camera) 13MP + 5MP5% Higher resolution main camera	vs	(dual camera) 12MP + 5MP
+Android 10Advantage Android 10 is newer and safer	vs	Android 8.1 Oreo
+Panda King GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2GHz 64bit Octa-core (12nm)	vs	+2.8GHz 64bit Octa-core49% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+8GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.
32GB (18GB available)	vs	+256GB (236GB available)12 times More internal storage for applications and files
8.6 millimeters (0.34 inches)	vs	+8 millimeters (0.31 inches)8% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
720x1520 pixels	vs	+1080x2316 pixels129% Higher resolution screen
295 PPI	vs	+388 PPI32% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"	vs	+6.59"16% 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
1/3.1" inches	vs	+1/2.55" inches22% The larger sensor camera lets you take photos with better depth.
(front) 5MP	vs	+(front) 8MP63% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 1024 Mbps6 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+CompassAdvantage 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
3000 mAh	vs	+4000 mAh33% 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)Advantage You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

17 Common items in both devices

16 million

Only digital zoom

PDAF: phase detection autofocus

HDR photo on both cameras

f/1.8 (aperture)

(front) Full HD (1920x1080)

4G LTE / 4G LTE-A

+10 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
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Change model		Choose the model
Model	K31 Rebel (L355DL)	NEX S (256GB)
Other model names	LG K31 Rebel (TracFone), LGL355DLATRFTNY, LGL355DL	NEX旗舰版, vivo NEX Special edition, NEX Ultimate, BBK Apex
Country or region available	USA	(Global, International), China
Brand	LG	Vivo
Release date	8/21/2020	6/1/2018
Depth	8.6 millimeters (0.34 inches)	8 millimeters (0.31 inches)
Size (width x height)	71.12 x 147.83 millimeters (2.8 x 5.82 in)	77 x 162 millimeters (3.03 x 6.38 in)
Weight	146 grams (5.11 ounces)	199 grams (6.97 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Not supported
📲 Display
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Display type	TFT IPS LCD	Super AMOLED
Screen size	5.7" inches	6.59" inches
Screen-to-body ratio	~77.1% (screen-to-body ratio)	~86% (screen-to-body ratio)
Display resolution	720x1520 pixels (19:9)	1080x2316 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	295 PPI	388 PPI
Colors	16 million	16 million
Scratch-resistant glass	Panda King Glass	Not supported
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
System version	Android 10	Android 8.1 Oreo
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Chipset	64bit: MediaTek Helio P22 (MT6762) (12nm)	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)
CPU	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)
GPU graphical controller	PowerVR GE8320 (650MHz)	Qualcomm Adreno 630 710Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
RAM memory	2GB LPDDR3	8GB LPDDR4X
Internal storage	32GB (18GB available) eMMC 5.1	256GB (236GB available)
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	1024/150 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 800/1900, GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 850/900/1900/2100	TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 (2, 4, 5, 12, 13, 25, 26, 66, 71) TD-LTE (41)	LTE Cat16 (Bands 1,2,3,4,5,7,8,12,17,18,19,20,25,26,28) TD-LTE (Bands 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	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
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Back camera (main camera)	(dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm	(dual camera) 12 megapixels 5MP depth f/2.4
Main camera resolution	4128x3096 pixels	4000x3000 pixels
Video recording (primary)	Full HD (1920x1080) 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	27mm lens	feature not registered
Sensor size	1/3.1" inches	1/2.55" inches
Pixel size	1.12µm pixel	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
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Front camera (secondary)	5 megapixels	8 megapixels
Front camera resolution	2560x1920 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	24mm lens	feature not registered
Sensor size	1/5" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	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
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
USB	MicroUSB 2.0	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 b/g/n [wifi4] (2.4GHz) 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	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Sensors	Accelerometer Fingerprint sensor (rear-mounted)	Accelerometer Ambient light sensor Compass Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	4000 mAh
Charger, watts	Wired charging	22.5W Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	11 hours	feature not registered
Standby	528 hours (22 days)	feature not registered
➕ Other features
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
Call control	Voice dialing, Voice recorder, Voice commands	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: Silver • LG UX 9.1	• Colors: Black, Red • Funtouch OS 4 • 32-bit/192kHz audio • Pop-up front camera
☢️ Radiation rate
	LG K31 Rebel (L355DL)	Vivo NEX S (256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.61W/kg (head), 1.13W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered