Samsung Galaxy Express 2 (SM-G3815) vs Quantum Fly
Side by side comparison between Samsung Galaxy Express 2 vs Quantum Fly phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
TFT
TFT
540x960
5
MP
MP
0.3mp
1.5GB
RAM
RAM
Dual-core
2100
mAh
mAh
(Removable)
vs
5.2"
IPS
IPS
1080x1920
16
MP
MP
8mp
3GB
RAM
RAM
Deca-core
3000
mAh
mAh
(Non removable)
What's the better phone? Quantum Fly
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!
4 Advantages 
25 Advantages | 19 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| 4G LTE / 4G LTE-A |
| Capacitive |
| Multitouch |
| Accelerometer |
| +12 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📱 Model features | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Change model | ||
| Model | Galaxy Express 2 (SM-G3815) | Quantum Fly |
| Other model names | Samsung Galaxy Express II G3815 | Positivo Quantum FLY 32GB |
| Country or region available |  (Global, International) |  Brazil |
| Brand | Samsung | Quantum |
| Release date | 10/1/2013 | 9/1/2016 |
| Depth | 9.8 millimeters (0.39 inches) | 7.5 millimeters (0.3 inches) |
| Size (width x height) | 65.7 x 132.4 millimeters (2.59 x 5.21 in) | 73 x 149 millimeters (2.87 x 5.87 in) |
| Weight | 134 grams (4.69 ounces) | 140 grams (4.9 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 4.5" inches | 5.2" inches |
| Screen-to-body ratio | ~64.2% (screen-to-body ratio) | ~68.5% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 424 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 | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| System version | Android 4.2.2 Jelly Bean | Android 6.0 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8930AB | 64bit: MediaTek MT6797 Helio X20 (20nm) |
| CPU | Dual-core, 1 processor: 2x 1.7GHz Krait 300 (Dual-core) | Deca-core, 3 processors: 2x 2.1GHz ARM Cortex-A72 (Dual-core) 4x 1.85GHz ARM Cortex-A53 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 305 | ARM Mali-T880 MP4 780Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| RAM memory | 1.5GB LPDDR2 | 3GB LPDDR3 |
| Internal storage | 8GB | 32GB (25GB available) |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 128GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) |
| Maximum Download / Upload | 100/50 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/2100 | UMTS 850/2100 |
| Primary 4G network | LTE 800/900/1800/2600 | LTE Cat6 (Bands 3, 7, 28) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, 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 | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Back camera (main camera) | 5 megapixels | 16 megapixels |
| Main camera resolution | 2592x1944 pixels | 4608x3456 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED on main camera and LED on front camera |
| Focal aperture | f/2.6 (aperture) | f/2.0 (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 | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | 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 | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Front camera (secondary) | 0.3 megapixels | 8 megapixels |
| Front camera resolution | 640x480 pixels | 3264x2448 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| 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 | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 4.0 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2100 mAh | 3000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 11 hours | feature not registered |
| Standby | 480 hours (20 days) | feature not registered |
➕ Other features | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Blue, White • Samsung TouchWiz UI Java framework | • Colors: Gray, Blue, Pink • 2.5D Arc glass screen • LED notification • Angle 80º on front camera • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy Express 2 (SM-G3815) | Quantum Fly | |
| 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 |