Samsung Galaxy Quantum 2 vs Quantum Sky
Side by side comparison between Samsung Galaxy Quantum 2 vs Quantum Sky phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1440x3200
64
MP
MP
10mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
16mp
4GB
RAM
RAM
Octa-core
4010
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Quantum 2
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 
8 Advantages | 19 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| 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 highlight๐ฑ Model features | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Change model | ||
| Model | Galaxy Quantum 2 | Quantum Sky |
| Other model names | Galaxy Quantum 2 5G (SM-A826S), ๊ฐค๋ญ์ ํํ 2 (SKT) | Positivo Quantum Sky 4G 64GB, Quantum Sky QX1 |
| Country or region available |  South Korea |  Brazil |
| Brand | Samsung | Quantum |
| Release date | 4/23/2021, Announced: 4/13/2021 | 8/29/2017 |
| Depth | 8.1 millimeters (0.32 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 73.8 x 161.9 millimeters (2.91 x 6.37 in) | 76.5 x 154.5 millimeters (3.01 x 6.08 in) |
| Weight | 176 grams (6.16 ounces) | 182 grams (6.37 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front, aluminum back with plastic ends |
| Protection against water and others | Not supported | Not supported |
๐ฒ Display | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Display type | Dynamic AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 5.5" inches |
| Screen-to-body ratio | ~90.7% (screen-to-body ratio) | ~70.6% (screen-to-body ratio) |
| Display resolution | 1440x3200 pixels (20:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 524 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1200nits[peak] Always-On Display | 2.5D glass |
๐ค Operating System | ||
| Galaxy Quantum 2 | Quantum Sky | |
| System version | Android 11 | Android 7.0 Nougat |
| Firmware update | Android 13 | feature not registered |
| User Interface | One UI 3.1 / 4.1 / 5.0 | feature not registered |
โ๏ธ Processor | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Chipset | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) | 64bit: MediaTek Helio P10 (MT6755) (28nm) |
| CPU | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 640 (672MHz) | ARM Mali-T860 MP2 (700MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
๐ฝ Memory and storage | ||
| Galaxy Quantum 2 | Quantum Sky | |
| RAM memory | 6GB LPDDR4X | 4GB LPDDR3 |
| Internal storage | 128GB (102GB available) UFS 3.0 | 64GB (53GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
๐ถ Mobile networks | ||
| Galaxy Quantum 2 | Quantum Sky | |
| 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) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 850/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat6 (1, 2, 3, 4, 5, 7, 28) |
| Primary 5G network | SA/NSA/Sub6 (78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | GSM 850/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
๐ท Camera | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Back camera (main camera) | (triple camera) 64 megapixels 12MP ultrawide f/2.2123ยฐ1.12ยตm 5MP macro f/2.4 | 13 megapixels |
| Main camera resolution | 10120x6328 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.72" inches | feature not registered |
| Pixel size | 0.8ยตm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30fps 1080p@30/60fps 1080p@240fps (slow motion) | Sony IMX258 (back) Samsung S5K3P3 (front) |
๐ธ Front camera | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Front camera (secondary) | 10 megapixels | 16 megapixels |
| Front camera resolution | 3872x2592 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.2 (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 |
๐ Sound and multimedia | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Loudspeaker | Stereo sound | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, OGG, eAAC+, FLAC |
๐ Connectivity | ||
| Galaxy Quantum 2 | Quantum Sky | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
๐งญ Sensors | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Pedometer Proximity sensor |
| Vibrating alert | Supported | Supported |
๐ Battery | ||
| Galaxy Quantum 2 | Quantum Sky | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4010 mAh |
| Charger, watts | 25W Wired fast charging | 10W Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 28 hours (1.2 days) |
| Standby | feature not registered | feature not registered |
โ Other features | ||
| Galaxy Quantum 2 | Quantum Sky | |
| 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 | โข Colors: Black, White, Violet | โข Colors: Silver, Gold โข Screen protector included โข Silicon case included |
โข๏ธ Radiation rate | ||
| Galaxy Quantum 2 | Quantum Sky | |
| 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 |