Asus Zenfone 4 Pro ZS551KL vs Asus Zenfone Max (M1) ZB555KL
Side-by-side specs and price comparison for buyers in Algeria.
Asus Zenfone 4 Pro ZS551KL
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Asus Zenfone Max (M1) ZB555KL
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Asus Zenfone Max (M1) ZB555KL
Faster charging
Asus Zenfone 4 Pro ZS551KL
Higher-resolution camera
Asus Zenfone 4 Pro ZS551KL
Better display
Asus Zenfone 4 Pro ZS551KL
Lighter body
Asus Zenfone Max (M1) ZB555KL
Best value for money
Even
Full specs comparison
Display
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Size (inches) | 5.5 | 5.5 |
| Panel Type | AMOLED | IPS LCD |
| Resolution Height | 1920 | 1440 |
| Resolution Width | 1080 | 720 |
| PPI | 401 | 245 |
| Glass Type | Corning Gorilla Glass 5 | — |
| Screen-to-body | 70.3 | 84.4 |
Platform
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| CPU | Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo) | Quad-core 1.4 GHz Cortex-A53Octa-core 1.4 GHz Cortex-A53 |
| GPU | Adreno 540 | Adreno 308Adreno 505 |
| Chipset Name | Qualcomm MSM8998 Snapdragon 835 | Qualcomm MSM8917 Snapdragon 425 Qualcomm MSM8937 Snapdragon 430 (28 nm) |
| Process (nm) | 10 | 28 |
| OS Name | Android | Android |
| OS Version | 7.1.1 | 8 |
Memory
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Card Slot | microSDXC (uses shared SIM slot) | microSDXC (dedicated slot) |
| Variants | 64GB 6GB RAM, 128GB 6GB RAM | 16GB 2GB RAM, 32GB 2GB RAM, 32GB 3GB RAM |
Main Camera
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Video | 4K@30fps, 1080p@30/60fps, 1080p@120fps, 720p@240fps | 1080p@30fps (gyro-EIS) |
| Features | Laser AF, color spectrum sensor, LED flash, HDR, panorama | LED flash, HDR, panorama |
| Count | 2 | 2 |
| Lens | — | 13 MP, f/2 |
| Telephoto | 16 MP, 50mm, (telephoto) | — |
| ultrawide | — | 8 MP, 17mm, (ultrawide) |
| Wide | 12 MP, f/1.7, 25mm, (wide) | — |
Selfie Camera
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps (gyro-EIS) |
| Features | HDR | — |
| Count | 1 | 2 |
| Lens | 8 MP, f/1.9, 22mm, (wide) | 13 MP, f/2.2, 35mm |
Battery
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Capacity (mAh) | 3600 | 4000 |
| Chemistry | Li-Ion | Li-Po |
| talk time | Up to 27 h 30 min (3G) | Up to 36 h (3G) |
| Wired Charging (W) | 18 | 10 |
Body
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame | Glass front, plastic back, plastic frame |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 156.9 | 147.3 |
| Thickness (mm) | 7.6 | 8.7 |
| Weight (g) | 175 | 150 |
| Width (mm) | 75.6 | 70.9 |
Launch
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Announced | 2017, August. Released 2017, October | 2018, February. Released 2018, May |
| Status | Discontinued | Discontinued |
Network
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 - SIM 1 & SIM 2 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100 | HSDPA 850, 900, 1900, 2100 - A version |
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 17, 19, 20, 28, 38, 39, 40, 41 - Global, Taiwan | 1, 2, 3, 5, 7, 8, 20, 40 - A version |
| Speed | HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 or 100 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM, HSPA, LTE | GSM, HSPA, LTE |
Connectivity
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Bluetooth | 5 | 4.2 |
| infrared port | Yes | — |
| NFC | Yes | No |
| Positioning | GPS, GLONASS, BDS, GALILEO | GPS, GLONASS, BDS |
| Radio | FM radio | FM radio |
| USB Type | Type-C | — |
| USB Version | 2.0 | 2.0 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 4 |
Sound
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| 3.5mm Jack | Yes | Yes |
| Loudspeaker | Yes, dual speakers | Yes |
Features
| Spec | Asus Zenfone 4 Pro ZS551KL | Asus Zenfone Max (M1) ZB555KL |
|---|---|---|
| Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass | Fingerprint (rear-mounted), accelerometer, proximity, compass |
Buying advice for Algeria
Both Asus Zenfone 4 Pro ZS551KL and Asus Zenfone Max (M1) ZB555KL are sold in Algeria, but they fit different priorities.
Asus Zenfone Max (M1) ZB555KL packs a 4000 mAh battery, which translates to longer screen-on time when you are away from a charger.
Asus Zenfone 4 Pro ZS551KL reaches a higher main-sensor resolution at 16 MP, which helps with crops and lower-light photos.
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