Samsung Star Duos (GT-B7722) vs Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB)
Side by side comparison between Samsung Star Duos vs Asus Zenfone Max Pro (M2) phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.26"
IPS
IPS
1080x2280
12
MP
MP
13mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB)
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!
2 Advantages 
32 Advantages | 8 Common items in both devices |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Accelerometer |
| Hands-free calling |
| Vibrating alert |
| 2 slots (Dual-SIM) |
| FM (RDS) / FM |
| + 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 | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Zenfone Max Pro M2 (ZB631KL 64GB/6GB) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Asus Zenfone Max Pro M2 ZB631KL (6GB RAM), X01BDA |
| Country or region available | feature not registered |  (Global, International) |
| Brand | Samsung | Asus |
| Release date | 6/1/2010 | 12/1/2018 |
| Depth | 14.3 millimeters (0.56 inches) | 8.5 millimeters (0.33 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 75.5 x 157.9 millimeters (2.97 x 6.22 in) |
| Weight | 112 grams (3.92 ounces) | 175 grams (6.13 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 3.2" inches | 6.26" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~82% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 1080x2280 pixels (19:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 146 PPI | 403 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 6 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 450nits[typ] |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| System version | Proprietary OS | Android 8.1 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | feature not registered | ZenUI |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 512 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 124039 (v7) Geekbench: 5169 (v4.4) GFXBench: 7.6fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| RAM memory | feature not registered | 6GB LPDDR4 |
| Internal storage | 270MB | 64GB (51GB available) eMMC 5.1 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3.6 Mbps | 400/75 Mbps |
| Network technology | 2G, 3G | 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 2100 | UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat13 VoLTE Global version; LTE (1, 3, 5, 7, 8, 20) TD-LTE (40) America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 28) TD-LTE (38, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 900/1800 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/2100 |
| Secondary 4G network | Not supported | LTE Cat13 VoLTE Global version; LTE (1, 3, 5, 7, 8, 20) TD-LTE (40) America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 28) TD-LTE (38, 41) |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Back camera (main camera) | 5 megapixels | (dual camera) 12 megapixels 5MP depth f/2.4 |
| Main camera resolution | 2560x1920 pixels | 4000x3000 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 27mm (lens) |
| Sensor size | feature not registered | 1/2.9" inches |
| Pixel size | feature not registered | 1.25µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo only main camera |
| Camera extras | feature not registered | 1080p@30/60fps Sony IMX486 sensor |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Front camera (secondary) | Not supported | 13 megapixels |
| Front camera resolution | Not supported | 4128x3096 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Loudspeaker | Supported | Supported NXP amplifier |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | via Micro-USB | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL |
| Bluetooth | 2.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 5000 mAh |
| Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5.6 hours | 45 hours (1.9 days) |
| Standby | 330 hours (13.8 days) | 833.3 hours (34.7 days) |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology Java framework | • Colors: Blue, Titanium • Touch glove display |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Asus Zenfone Max Pro M2 (ZB631KL 64GB/6GB) | |
| 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 |