Quantum Fly vs Sharp FX (STX-2)
Side by side comparison between Quantum Fly vs Sharp FX phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS
IPS
1080x1920
16
MP
MP
8mp
3GB
RAM
RAM
Deca-core
3000
mAh
mAh
(Non removable)
vs
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!
30 Advantages 
1 Advantage | 8 Common items in both devices |
| Only digital zoom |
| Capacitive |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| FM |
| A-GPS, GeoTagging, GLONASS, BeiDou / A-GPS |
| + 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 | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Change model | ||
| Model | Quantum Fly | Sharp FX (STX-2) |
| Other model names | Positivo Quantum FLY 32GB | AT&T Sharp FX STX-2, Sharp FX AT&T |
| Country or region available |  Brazil |  USA |
| Brand | Quantum | Sharp |
| Release date | 9/1/2016 | 7/25/2010 |
| Depth | 7.5 millimeters (0.3 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 73 x 149 millimeters (2.87 x 5.87 in) | 55.9 x 114.3 millimeters (2.2 x 4.5 in) |
| Weight | 140 grams (4.9 ounces) | 142 grams (4.97 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5.2" inches | 3" inches |
| Screen-to-body ratio | ~68.5% (screen-to-body ratio) | ~40.1% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 240x400 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 424 PPI | 155 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Quantum Fly | Sharp FX (STX-2) | |
| System version | Android 6.0 Marshmallow | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Chipset | 64bit: MediaTek MT6797 Helio X20 (20nm) | feature not registered |
| CPU | 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) | Single-core, 1 processor: Single-core |
| GPU graphical controller | ARM Mali-T880 MP4 780Mhz | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Quantum Fly | Sharp FX (STX-2) | |
| RAM memory | 3GB LPDDR3 | 128MB |
| Internal storage | 32GB (25GB available) | 256MB (80MB available) |
| External storage | Until 128GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 3.6 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/1900/2100 |
| Primary 4G network | LTE Cat6 (Bands 3, 7, 28) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA |
| 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 | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Back camera (main camera) | 16 megapixels | 2 megapixels |
| Main camera resolution | 4608x3456 pixels | 1600x1200 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | QVGA (320x240) 15 fps |
| Flash | Dual-LED on main camera and LED on front camera | 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 |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | LED | 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 | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Quantum Fly | Sharp FX (STX-2) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) BTR2 |
| Battery capacity | 3000 mAh | 1240 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 3 hours |
| Standby | feature not registered | 240 hours (10 days) |
➕ Other features | ||
| Quantum Fly | Sharp FX (STX-2) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Gray, Blue, Pink • 2.5D Arc glass screen • LED notification • Angle 80º on front camera • WiFi hotspot | • Colors: Black • Facebook, Twitter, MySpace • Tetris, UNO, Pacman games • AT&T Mobile TV Java framework |
☢️ Radiation rate | ||
| Quantum Fly | Sharp FX (STX-2) | |
| 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 |