On this page we compare specs Asus Zenfone 4 Selfie Pro ZD552KL Octa-core 2.0 GHz Cortex-A53 with Asus Zenfone Max Pro (M2) ZB631KL Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260), we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
| Hardware and OS | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
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| Operating system | Android 7 (Nougat); ZenUI 4 | Android 8.1 (Oreo) |
| Processor | Octa-core 2.0 GHz Cortex-A53 | Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) |
| Chipset | Qualcomm MSM8953 Snapdragon 625 (14 nm) | Qualcomm SDM660 Snapdragon 660 (14 nm) |
| GPU | Adreno 506 | Adreno 512 |
| Internal memory | 64 GB, 3/4 GB RAM | 64 GB, 4/6 GB RAM32 GB, 3 GB RAM |
| External memory | microSD, up to 256 GB (uses SIM 2 slot) | microSD, up to 512 GB (dedicated slot) |
| Display | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
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| Type | AMOLED | IPS LCD |
| Size | 5.5" inc | 6.26" inc |
| Resolution | 1080 x 1920 px | 1080 x 2280 px |
| Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 6 |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Screen-to-Body Ratio | 72.4% | 82.0% |
| Display area | 83.4 cm2 | 97.8 cm2 |
| Display aspect ratio | 16:9 (height:width) | 19:9 (height:width) |
| Pixel Density | 401 PPI | 403 PPI |
| Colors | 16M | 16M |
| Connectivity | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
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| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 2100 - Global | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - Global | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) |
| Wi-Fi | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
| SIM card | Hybrid Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | 4.2, A2DP, EDR, LE | 5.0, A2DP, LE |
| Edge | Yes | Yes |
| GPRS | Yes | Yes |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
| NFC | | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsLTE-A (2CA) Cat6 300/50 Mbps - TW/JP/HK | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps |
| USB | microUSB 2.0 | microUSB 2.0, USB On-The-Go |
| Camera | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
|---|
| Main camera | 16 MP, Single | 12 MP, Dual |
| Features | Dual-LED dual-tone flash, HDR, panorama | LED flash, HDR, panorama |
| Video | 2160p@30fps, 1080p@30/60fps, 720p@120fps | 2160p@30fps, 1080p@30/60fps, gyro-EIS |
| Selfie camera | 12 MP, Dual | 13 MP, Single |
| Specs | 16 MP, 26mm (wide), dual pixel PDAF | 13MP, f/2.0, 1.12µm |
| Multimedia | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
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| 3.5 mm Jack | Yes | Yes |
| Radio | FM radio | FM radio |
| Design | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
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| Colors | Rouge Red, Sunlight Gold, Deepsea Black | Blue, Titanium |
| Body build | | Front glass, plastic body |
| Dimensions | 154 x 74.8 x 6.9 mm | 157.9 x 75.5 x 8.5 mm |
| Weight | 147 g | 175 g |
| Battery | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
|---|
| Battery capacity | 3000 mAh, Non-removable Li-Ion | 5000 mAh, Non-removable Li-Po |
| Other | Asus Zenfone 4 Selfie Pro ZD552KL | Asus Zenfone Max Pro (M2) ZB631KL |
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| Release date | 2017, August | 2018, December |
| Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
