Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) vs Fairphone 4 (256GB)
Side by side comparison between Asus Zenfone 4 Selfie Pro vs Fairphone 4 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
1080x1920
16
MP
MP
12mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6.3"
IPS
IPS
1080x2340
48
MP
MP
25mp
8GB
RAM
RAM
Octa-core
3905
mAh
mAh
(Removable)
What's the better phone? Fairphone 4 (256GB)
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!
7 Advantages 
26 Advantages | 20 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| 4K UHD (3840x2160) |
| Capacitive |
| Multitouch |
| +13 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 | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Model | Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) |
| Other model names | Asus Zenfone Selfie Pro ZD552KL (32GB) | Fairphone 4 (8GB RAM) |
| Country or region available |  Brazil |  (Europe) |
| Brand | Asus | Fairphone |
| Release date | 9/14/2017 | 10/25/2021, Announced: 9/30/2021 |
| Depth | 6.85 millimeters (0.27 inches) | 10.5 millimeters (0.41 inches) |
| Size (width x height) | 74.8 x 154 millimeters (2.94 x 6.06 in) | 75.5 x 162 millimeters (2.97 x 6.38 in) |
| Weight | 147 grams (5.15 ounces) | 225 grams (7.88 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | IP54 certified: protection against dust and splashing. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 5.5" inches | 6.3" inches |
| Screen-to-body ratio | ~72.4% (screen-to-body ratio) | ~79.7% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| System version | Android 7.0 Nougat | Android 11 |
| Firmware update | feature not registered | Android 15 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 625 MSM8953 (14nm) | 64bit: Qualcomm Snapdragon 750G (SM7225) (8nm) |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 506 650Mhz | Qualcomm Adreno 619 (800MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 445885 (v10) |
💽 Memory and storage | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| RAM memory | 3GB LPDDR3 | 8GB LPDDR4X |
| Internal storage | 32GB (22GB available) eMMC 5.1 | 256GB (220GB available) UFS 2.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 150/50 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 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 | Global version: UMTS 850/900/2100 USA/Brazil version: UMTS 850/900/1700/1900/2100 Taiwan/Japan/Hong Kong version: UMTS 800/850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 Global version: LTE (Bands 1,3,5,7,8,20) TD-LTE (Bands 40) USA/Brazil version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan/Japan/Hong Kong version: LTE (Bands 1,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,41) | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| 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 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Back camera (main camera) | 16 megapixels | (triple camera) 48 megapixels 48MP ultrawide f/2.21/2"0.8µmPDAF 0.3MP depth TOF-3D |
| Main camera resolution | 4608x3456 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED on main camera and LED on front camera | Dual-LED flash |
| Focal aperture | feature not registered | f/1.6 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 4K@30fps 1080p@30/60fps |
📸 Front camera | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Front camera (secondary) | (dual front camera) 12 megapixels 8MP 12mm120° | 25 megapixels |
| Front camera resolution | 4000x3000 pixels | 5760x4320 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/1.8 (aperture) | f/2.2 (aperture) |
| Focal length | 25mm (lens) | feature not registered |
| Sensor size | 1/2.55" inches | 1/2.78" inches |
| Pixel size | 1.4µm pixel | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | FM | Not supported |
| 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, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| USB | MicroUSB 2.0 | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C SlimPort® |
| Bluetooth | 4.2 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) 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, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3000 mAh | 3905 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | 20W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 30 hours (1.3 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| 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: Rouge Red, Sunlight Gold, Deepsea Black • Metal body • ASUS ZenUI 4.0 • 2.5D screen glass • DTS sound enhancement • Hi-Res audio • 24-bit/192kHz audio • Slow motion 720p@120fps • Sony IMX362 sensor front camera • DuoPixel 24MP (2x12MP) front camera • Fast battery charging • VoLTE | • Colors: Gray, Green, Speckled Green • Modular phone with swappable components iFixit: 10/10 |
☢️ Radiation rate | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 32GB) | Fairphone 4 (256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.49W/kg (head), 0.99W/kg (body) |