Blu R2 (LTE 16GB) vs Samsung Galaxy Express 2 (SM-G3815)

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Side by side comparison between Blu R2 vs Samsung Galaxy Express 2 phones, differences, pros, cons and full specifications. What's the better?

3/12/2018 11:09 PM, updated: 5/10/2020 6:07 PM

Compare Samsung Galaxy Express 2 X Blu R2 (LTE 16GB) 20Points

Specifications Compare Models Pictures

5.2"
IPS

720x1280

13
MP

13mp

2GB
RAM

Quad-core

3000
mAh

(Non removable)

05Points Samsung Galaxy Express 2 (SM-G3815) Compare Blu R2 X

Specifications Compare Models Pictures

4.5"
TFT

540x960

5
MP

0.3mp

1.5GB
RAM

Dual-core

2100
mAh

(Removable)

What's the better phone? Blu R2 (LTE 16GB)

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!

20 Advantages Blu R2 (LTE 16GB)	vs	5 Advantages Samsung Galaxy Express 2 (SM-G3815)
+1.3GHz 64bit Quad-core3% More powerful processor, you can open your applications faster	vs	1.7GHz 32bit Dual-core
+2GB LPDDR333% More RAM memory. Typically more responsive and better for multitasking.	vs	1.5GB LPDDR2
+16GB (10GB available)25% More internal storage for applications and files	vs	8GB
+9.6 millimeters (0.38 inches)2% Thinner	vs	9.8 millimeters (0.39 inches)
+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid	vs	TFT LCD
+720x1280 pixels78% Higher resolution screen	vs	540x960 pixels
+282 PPI15% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	245 PPI
+5.2"16% Larger screen	vs	4.5"
+(back) 13MP154% Higher resolution main camera	vs	(back) 5MP
+Dual-LED on both camerasAdvantage The Dual-LED on both cameras helps in dark places or in low light	vs	LED flash
+HDR photo only main cameraAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+f/2.0 (aperture)30% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.6 (aperture)
+(front) 13MP41 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 0.3MP
+(front) HD (1280x720)2 times More image quality for recording videos with the secondary camera	vs	(front) VGA (640x480)
+Android 7.0 NougatAdvantage Android 7.0 Nougat is newer and safer	vs	Android 4.2.2 Jelly Bean
+(4G LTE) 150 Mbps50% Faster for surfing the internet and download files	vs	(4G LTE) 100 Mbps
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+3000 mAh43% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	2100 mAh
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
156 grams (5.46 ounces)	vs	+134 grams (4.69 ounces)16% Lighter
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely

22 Common items in both devices

Until 64GB microSD, microSDXC

16 million

Only digital zoom

Autofocus

HD (1280x720)

4G LTE

Capacitive

+15 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
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Change model
Model	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Other model names	Blu R2 LTE R0150EE (2GB RAM), R0170WW	Samsung Galaxy Express II G3815
Country or region available	USA, (Europe)	(Global, International)
Brand	Blu	Samsung
Release date	7/1/2017	10/1/2013
Depth	9.6 millimeters (0.38 inches)	9.8 millimeters (0.39 inches)
Size (width x height)	74.3 x 150.3 millimeters (2.93 x 5.92 in)	65.7 x 132.4 millimeters (2.59 x 5.21 in)
Weight	156 grams (5.46 ounces)	134 grams (4.69 ounces)
Build, materials	Aluminum body, glass front, aluminum back with plastic ends	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Display type	TFT IPS LCD	TFT LCD
Screen size	5.2" inches	4.5" inches
Screen-to-body ratio	~66.8% (screen-to-body ratio)	~64.2% (screen-to-body ratio)
Display resolution	720x1280 pixels	540x960 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	282 PPI	245 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
System version	Android 7.0 Nougat	Android 4.2.2 Jelly Bean
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Chipset	64bit: MediaTek MT6737 (28nm)	32bit: Qualcomm Snapdragon 400 MSM8930AB
CPU	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core)	Dual-core, 1 processor: 2x 1.7GHz Krait 300 (Dual-core)
GPU graphical controller	ARM Mali-T720 MP2 550Mhz	Qualcomm Adreno 305
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
RAM memory	2GB LPDDR3	1.5GB LPDDR2
Internal storage	16GB (10GB available)	8GB
External storage	Until 64GB microSD, microSDXC (dedicated slot)	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	150/50 Mbps	100/50 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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/2100
Primary 4G network	LTE Cat4 R0150EE version: LTE 800/1800/2100/2600 (Bands 1,3,7,20) R0170WW version: LTE 700/1700/1800/1900/2100/2600 (Bands 1,2,3,4,7,12,17,28)	LTE 800/900/1800/2600
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Back camera (main camera)	13 megapixels	5 megapixels
Main camera resolution	4128x3096 pixels	2592x1944 pixels
Video recording (primary)	HD (1280x720) 30 fps	HD (1280x720) 30 fps
Flash	Dual-LED on both cameras	LED flash
Focal aperture	f/2.0 (aperture)	f/2.6 (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
Autofocus	Autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	feature not registered
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 only main camera	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Front camera (secondary)	13 megapixels	0.3 megapixels
Front camera resolution	4128x3096 pixels	640x480 pixels
Video recording (secondary)	HD (1280x720)	VGA (640x480)
Front flash	Dual-LED	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
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	Not supported
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263	MP4, H.264, H.263, WMV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
USB	MicroUSB 2.0	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro-B USB MHL
Bluetooth	4.0 + A2DP	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Supported
Infrared port	Not supported	feature not registered
🧭 Sensors
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3000 mAh	2100 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	16 hours	11 hours
Standby	625 hours (26 days)	480 hours (20 days)
➕ Other features
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
Call control	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: Black, Silver, Rose gold, Gold • 2.5D curved glass screen • Screen protector included • Silicon Case included • WiFi hotspot	• Colors: Blue, White • Samsung TouchWiz UI Java framework
☢️ Radiation rate
	Blu R2 (LTE 16GB)	Galaxy Express 2 (SM-G3815)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.38W/kg (head), 0.7W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.38W/kg (head), 0.36W/kg (body)