Quantum Sky vs Xiaomi Redmi 9A (32GB/3GB)
Side by side comparison between Quantum Sky vs Xiaomi Redmi 9A phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
13
MP
MP
16mp
4GB
RAM
RAM
Octa-core
4010
mAh
mAh
(Non removable)
vs
6.53"
IPS
IPS
720x1600
13
MP
MP
5mp
3GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Quantum Sky
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!
15 Advantages 
9 Advantages | 25 Common items in both devices |
| eMMC 5.1 |
| TFT IPS LCD |
| 60Hz |
| 16 million |
| (back) 13MP |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| +18 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 Sky | Redmi 9A (32GB/3GB) | |
| Change model | ||
| Model | Quantum Sky | Redmi 9A (32GB/3GB) |
| Other model names | Positivo Quantum Sky 4G 64GB, Quantum Sky QX1 | Xiaomi Redmi 9A M2006C3LG, M2006C3LI |
| Country or region available |  Brazil |   India, Indonesia |
| Brand | Quantum | Xiaomi |
| Release date | 8/29/2017 | 7/7/2020, Announced: 6/30/2020 |
| Depth | 8.3 millimeters (0.33 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 76.5 x 154.5 millimeters (3.01 x 6.08 in) | 77.07 x 164.9 millimeters (3.03 x 6.49 in) |
| Weight | 182 grams (6.37 ounces) | 194 grams (6.79 ounces) |
| Build, materials | Aluminum body, glass front, aluminum back with plastic ends | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 6.53" inches |
| Screen-to-body ratio | ~70.6% (screen-to-body ratio) | ~81% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 269 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | 2.5D glass | 400nits[typ] |
🤖 Operating System | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| System version | Android 7.0 Nougat | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Chipset | 64bit: MediaTek Helio P10 (MT6755) (28nm) | 64bit: MediaTek Helio G25 (MT6762G) (12nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.2GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T860 MP2 (700MHz) | PowerVR GE8320 MP2 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 84175 (v8) |
💽 Memory and storage | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| RAM memory | 4GB LPDDR3 | 3GB LPDDR4X |
| Internal storage | 64GB (53GB available) eMMC 5.1 | 32GB (20GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 850/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 28) | LTE Cat6 (1, 2 ,3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 28mm lens |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | 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 | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | Sony IMX258 (back) Samsung S5K3P3 (front) | feature not registered |
📸 Front camera | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Front camera (secondary) | 16 megapixels | 5 megapixels |
| Front camera resolution | 4608x3456 pixels | 2560x1920 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| 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 | Not supported | Micro-B USB SlimPort |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Pedometer Proximity sensor | Accelerometer Ambient light sensor Face unlock Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4010 mAh | 5000 mAh |
| Charger, watts | 10W Wired charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 28 hours (1.2 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| Call control | Voice dialing, 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: Silver, Gold • Screen protector included • Silicon case included | • Colors: Carbon Gray, Sky Blue, Ocean Green • MIUI 12 |
☢️ Radiation rate | ||
| Quantum Sky | Redmi 9A (32GB/3GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.9W/kg (head), 0.65W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.4W/kg (head), 1.19W/kg (body) |