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Samsung Galaxy Express 2 (SM-G3815) vs Huawei Nova 7i (L21B)

Side by side comparison between Samsung Galaxy Express 2 vs Huawei Nova 7i phones, differences, pros, cons and full specifications. What's the better?

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Compare Huawei Nova 7i X Samsung Galaxy Express 2 (SM-G3815) 04Points
4.5"
TFT

540x960

5
MP

0.3mp

1.5GB
RAM

Dual-core

2100
mAh

(Removable)

vs
6.4"
IPS

1080x2310

48
MP

16mp

8GB
RAM

Octa-core

4200
mAh

(Non removable)

What's the better phone? Huawei Nova 7i (L21B)

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!

Galaxy Express 2 (SM-G3815)} 4 Advantages Samsung Galaxy Express 2 (SM-G3815) vs Nova 7i (L21B)} 25 Advantages Huawei Nova 7i (L21B)
+134 grams (4.69 ounces)37%
Lighter
vs183 grams (6.41 ounces)
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
1.7GHz 32bit Dual-corevs+2.27GHz 64bit Octa-core103%
More powerful processor, you can open your applications faster
1.5GB LPDDR2vs+8GB LPDDR4X4 times
More RAM memory. Typically more responsive and better for multitasking.
8GBvs+128GB (107GB available)12 times
More internal storage for applications and files
Until 64GB microSD, microSDXCvs+Until 256GB nano-Memory3 times
More external storage for files using memory cards
9.8 millimeters (0.39 inches)vs+8.7 millimeters (0.34 inches)13%
Thinner
TFT LCDvs+LTPS IPS LCDAdvantage
LTPS IPS LCD display is brighter and more vivid
540x960 pixelsvs+1080x2310 pixels4 times
Higher resolution screen
245 PPIvs+398 PPI62%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.5"vs+6.4"42%
Larger screen
(back) 5MPvs+(quad camera) 48MP + 8MP + 2MP + 2MP11 times
Higher resolution main camera
Not supportedvs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
f/2.6 (aperture)vs+f/1.8 (aperture)44%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 0.3MPvs+(front) 16MP51 times
Higher resolution secondary camera to take pictures and selfies
HD (1280x720)vs+Full HD (1920x1080)125%
More image quality for recording videos with the primary camera
(front) VGA (640x480)vs+(front) Full HD (1920x1080)6 times
More image quality for recording videos with the secondary camera
Android 4.2.2 Jelly Beanvs+Android 10Advantage
Android 10 is newer and safer
(4G LTE) 100 Mbpsvs+(4G LTE-A) 400 Mbps3 times
Faster for surfing the internet and download files
Not supportedvs+Face unlock 2DAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
2100 mAhvs+4200 mAh100%
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)
(hybrid slot/shares the same nano-Memory slot)Advantage
You can have more mobile carriers/operators on the same device.
Not supportedvs+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
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
4.0 + A2DPvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Govs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.

20 Common items in both devices
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
4G LTE / 4G LTE-A
Capacitive
Multitouch
+13 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 Clear highlight

๐Ÿ“ฑ Model features

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Change model 
ModelGalaxy Express 2 (SM-G3815)Nova 7i (L21B)
Other model namesSamsung Galaxy Express II G3815Huawei Nova 7i (JNY-L22A) NFC Dual-SIM (8GB RAM)
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandSamsungHuawei
Release date10/1/20131/30/2020
Depth9.8 millimeters (0.39 inches)8.7 millimeters (0.34 inches)
Size (width x height)65.7 x 132.4 millimeters (2.59 x 5.21 in)76.3 x 159.2 millimeters (3 x 6.27 in)
Weight134 grams (4.69 ounces)183 grams (6.41 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Display typeTFT LCDLTPS IPS LCD
Screen size4.5" inches6.4" inches
Screen-to-body ratio~64.2% (screen-to-body ratio)~83.5% (screen-to-body ratio)
Display resolution540x960 pixels1080x2310 pixels (19:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)245 PPI398 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registered60Hz
Display featuresfeature not registeredNot supported

๐Ÿค– Operating System

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
System versionAndroid 4.2.2 Jelly BeanAndroid 10
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

โš™๏ธ Processor

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Chipset32bit: Qualcomm Snapdragon 400 MSM8930AB64bit: HiSilicon Kirin 810 (7nm)
CPUDual-core, 1 processor:
2x 1.7GHz Krait 300 (Dual-core)
Octa-core, 2 processors:
2x 2.27GHz ARM Cortex-A76 (Dual-core)
6x 1.88GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controllerQualcomm Adreno 305ARM Mali-G52 MP6 820Mhz
Performance (benchmark)feature not registeredfeature not registered

๐Ÿ’ฝ Memory and storage

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
RAM memory1.5GB LPDDR28GB LPDDR4X
Internal storage8GB128GB (107GB available)
UFS 2.1
External storageUntil 64GB microSD, microSDXC
(dedicated slot)
Until 256GB nano-Memory
(hybrid slot/shares the same SIM-2 slot)

๐Ÿ“ถ Mobile networks

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same nano-Memory slot)
SIM card1 slot (Single-SIM)
micro-SIM (3FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload100/50 Mbps400/75 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/2100CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 800/850/900/1700/1900/2100
Primary 4G networkLTE 800/900/1800/2600LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 28)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 800/850/900/1700/1900/2100
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

๐Ÿ“ท Camera

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Back camera (main camera)5 megapixels(quad camera)
48 megapixels
8MP ultrawide f/2.4
2MP macro f/2.4
2MP depth f/2.4
Main camera resolution2592x1944 pixels8000x6000 pixels
Video recording (primary)HD (1280x720) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.6 (aperture)f/1.8 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8ยตm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationfeature not registeredEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

๐Ÿ“ธ Front camera

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Front camera (secondary)0.3 megapixels16 megapixels
Front camera resolution640x480 pixels4608x3456 pixels
Video recording (secondary)VGA (640x480)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/3.06" inches
Pixel sizefeature not registered1ยตm pixel

๐Ÿ”‰ Sound and multimedia

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
LoudspeakerSupportedSupported
Active noise cancellationNot supported2 microphones or more
RadioFM (RDS)FM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

๐Ÿ”Œ Connectivity

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
USBMicroUSB 2.0, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputMicro-B USB MHLUSB Type-C (reversible)
Bluetooth4.0 + A2DP5.1 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCSupportedSupported
Infrared portfeature not registeredNot supported

๐Ÿงญ Sensors

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
SensorsAccelerometer
Ambient light sensor
Compass
Gyroscope
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (side-mounted)
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Battery typeLi-Ion: lithium-ion (Removable)LiPo: li-ion polymer (Non removable)
Battery capacity2100 mAh4200 mAh
Charger, wattsWired charging40W Wired fast charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy11 hoursfeature not registered
Standby480 hours (20 days)feature not registered

โž• Other features

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneousโ€ข Colors: Blue, White
โ€ข Samsung TouchWiz UI
โ€ข Java framework
โ€ข Colors: Black, Emerald Green, Light pink/blue
โ€ข EMUI 10
โ€ข Screen protective film included

โ˜ข๏ธ Radiation rate

Galaxy Express 2 (SM-G3815)Huawei Nova 7i (L21B)
SAR 1.6W/kg (USA, Mexico, etc.)0.38W/kg (head), 0.7W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)0.38W/kg (head), 0.36W/kg (body)feature not registered
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