📱 Model features |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Model | Zenfone Max Pro M2 (ZB631KL 128GB) | Galaxy S6 (SM-G920A 64GB) |
| Other model names | Asus Zenfone Max Pro M2 ZB631KL (6GB RAM), X01BDA | AT&T Galaxy S6 G920A, Samsung Zero F |
| Country or region available | 
(Global, International) | 
USA |
| Brand | Asus | Samsung |
| Release date | 12/1/2018 | 4/10/2015 |
| Depth | 8.5 millimeters (0.33 inches) | 6.8 millimeters (0.27 inches) |
| Size (width x height) | 75.5 x 157.9 millimeters (2.97 x 6.22 in) | 70.5 x 143.4 millimeters (2.78 x 5.65 in) |
| Weight | 175 grams (6.13 ounces) | 138 grams (4.83 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
🤖 Operating System |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| System version | Android 8.1 Oreo | Android 5.0.2 Lollipop |
| Firmware update | Android 9.0 Pie | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Chipset | 64bit - Qualcomm Snapdragon 660 SDM660 (14nm) | 64bit - Samsung Exynos 7 Octa 7420 (14nm) |
| CPU | Octa-Core, 2 processors:
2.2GHz Quad-Core Kryo 260 Gold
1.8GHz Quad-Core Kryo 260 Silver | Octa-Core, 2 processors:
2.1GHz Quad-Core ARM Cortex-A57
1.5GHz Quad-Core ARM Cortex-A53 |
| GPU graphical controller | Qualcomm Adreno 512 650Mhz | ARM Mali-T760 MP8 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| RAM memory | 6GB LPDDR4 | 3GB LPDDR4 |
| Internal storage | 128GB (110GB available)
eMCP | 64GB (54GB available)
UFS 2.0 |
| External storage | Until 1TB microSD, microSDXC
(dedicated slot) | Not supported |
📲 Display |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6.26" inches | 5.1" inches |
| Screen-to-body ratio | ~82% (screen-to-body ratio) | ~70.9% (screen-to-body ratio) |
| Display resolution | 1080x2280 pixels | 1440x2560 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 403 PPI | 576 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass 4 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
📶 Mobile networks |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card
(dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM)
nano-SIM (4FF) | 1 slot (Single-SIM)
nano-SIM (4FF) |
| Maximum download/upload | 400/75 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band detailsCollapse 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 850/900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat13/5
VoLTE
Global version;
LTE (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 40)
America version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 28)
TD-LTE (Bands 38, 41) | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 17, 20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| 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 |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Back camera (main camera) | (dual camera)
12 megapixels
5MP depthf/2.4 | 16 megapixels |
| Main camera resolution | 4000x3000 pixels | 5312x2988 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
| Focal length | 27mm lens | 28mm lens |
| Sensor size | 1/2.9" inches | 1/2.6" inches |
| Pixel size | 1.25µm pixel | 1.12µm pixel |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Front camera (secondary) | 13 megapixels | 5 megapixels |
| Front camera resolution | 4128x3096 pixels | 2592x1944 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 2K UHD (2560x1440) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | f/1.9 (aperture) |
| Focal length | 26mm lens | 22mm lens |
| Sensor size | 1/3.1" inches | 1/4.1" inches |
| Pixel size | 1.12µm pixel | 1.34µm pixel |
🔉 Sound and multimedia |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| 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 | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.1 + A2DP |
| WiFi | 802.11 b/g/n (2.4Ghz)
WiFi Direct, hotspot | 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Sensors | Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor | Accelerometer
Ambient Light sensor
ANT+
Barometer
Compass
Fingerprint sensor (front-mounted)
Gyroscope
Hall effect
Heart rate
Proximity sensor
SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| Battery type | LiPo: Li-Ion polymer (Non removable) | Li-Ion: Lithium-Ion (Non removable) |
| Battery capacity | 5000 mAh | 2550 mAh |
| Charger, watts | 10W (5V/2A) Standard charging | 15W Fast battery charging
Qi wireless charging (Qi/PMA) |
| Talk time autonomy | 45 hours (1.9 days) | 17 hours |
| Standby | 833.3 hours (34.7 days) | feature not registered |
➕ Other features |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| 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: Blue, Titanium
- Display: 19:9, 450nits
- Touch glove display
- Sony IMX486 sensor back camera
- NXP sound amplifier | - Colors: Black, Blue, White, Gold
- Gorilla Glass 4 back panel
- Samsung Pay (Visa, MasterCard certified)
- S-Voice natural language
- OneDrive 115GB
- ANT+ |
☢️ Radiation rate |
| Asus Zenfone Max Pro M2 (ZB631KL 128GB) | Samsung Galaxy S6 (SM-G920A 64GB) |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.13W/kg (head), 1.25W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |