Samsung Galaxy Quantum 2 vs Samsung Galaxy A90 5G (SM-A908B)
Side by side comparison between Samsung Galaxy Quantum 2 vs Samsung Galaxy A90 5G 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
6.7"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
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!
11 Advantages 
5 Advantages | 38 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (102GB available) / 128GB (106GB available) |
| UFS 3.0 |
| Until 1TB microSD, microSDXC |
| Dynamic AMOLED / Super AMOLED |
| 16 million |
| 6.7" |
| +31 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 Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Change model | ||
| Model | Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) |
| Other model names | Galaxy Quantum 2 5G (SM-A826S), 갤럭시 퀀텀2 (SKT) | Galaxy A90 SM-A908BZWABTU (6GB RAM) |
| Country or region available |  South Korea |   (Europe), (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 4/23/2021, Announced: 4/13/2021 | 9/1/2019 |
| Depth | 8.1 millimeters (0.32 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 73.8 x 161.9 millimeters (2.91 x 6.37 in) | 76.4 x 164.8 millimeters (3.01 x 6.49 in) |
| Weight | 176 grams (6.16 ounces) | 206 grams (7.21 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Display type | Dynamic AMOLED | Super AMOLED |
| Screen size | 6.7" inches | 6.7" inches |
| Screen-to-body ratio | ~90.7% (screen-to-body ratio) | ~86.1% (screen-to-body ratio) |
| Display resolution | 1440x3200 pixels (20:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 524 PPI | 393 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 6 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1200nits[peak] Always-On Display | Not supported |
🤖 Operating System | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| System version | Android 11 | Android 9.0 Pie |
| Firmware update | Android 13 | Android 11 |
| User Interface | One UI 3.1 / 4.1 / 5.0 | feature not registered |
⚙️ Processor | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Chipset | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) |
| 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, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 640 (672MHz) | Qualcomm Adreno 640 (585MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 458314 (v8) |
💽 Memory and storage | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (102GB available) UFS 3.0 | 128GB (106GB available) UFS 3.0 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 2000/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G, 5G |
| 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 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| 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 Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (78) | NSA/Sub6 (41, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Back camera (main camera) | (triple camera) 64 megapixels 12MP ultrawide f/2.2123°1.12µm 5MP macro f/2.4 | (triple camera) 48 megapixels 8MP ultrawide f/2.212mm1/4"1.12µm 5MP depth f/2.2 |
| Main camera resolution | 10120x6328 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | 1/1.72" inches | 1/2" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection 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 | Supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30fps 1080p@30/60fps 1080p@240fps (slow motion) | feature not registered |
📸 Front camera | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Front camera (secondary) | 10 megapixels | 32 megapixels |
| Front camera resolution | 3872x2592 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 25mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4500 mAh |
| Charger, watts | 25W Wired fast charging | 25W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Black, White, Violet | • Colors: Black, White • One UI 3.1 • Always-on display • Samsung DeX • Dolby Atmos sound |
☢️ Radiation rate | ||
| Galaxy Quantum 2 | Galaxy A90 5G (SM-A908B) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.377W/kg (head), 1.547W/kg (body) |