Fairphone 6 vs Asus Zenfone Zoom (ZX551ML 64GB)
Side by side comparison between Fairphone 6 vs Asus Zenfone Zoom (ZX551ML) phones, differences, pros, cons and full specifications. What's the better?
,
6.31"
OLED
OLED
1116x2484
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4415
mAh
mAh
(Removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
4GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
What's the better phone? Fairphone 6
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!
32 Advantages 
4 Advantages | 18 Common items in both devices |
| Dual-LED flash |
| PDAF on back camera and autofocus front camera / LDAF: laser detection autofocus |
| OIS: Optical stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +11 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 | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Change model | ||
| Model | Fairphone 6 | Zenfone Zoom (ZX551ML 64GB) |
| Other model names | Fairphone (Gen. 6) | Asus Zenfone Zoom ZX551ML (4G), Asus ZX551ML |
| Country or region available |   (Europe), (Global, International) |  (Latin America), (Europe) |
| Brand | Fairphone | Asus |
| Release date | 6/25/2025 | 12/1/2015 |
| Depth | 9.6 millimeters (0.38 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 73.3 x 156.5 millimeters (2.89 x 6.16 in) | 78.8 x 158.9 millimeters (3.1 x 6.26 in) |
| Weight | 193 grams (6.76 ounces) | 185 grams (6.48 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, glass front, leather back |
| Protection against water and others | IP55 certified: dust resistant and protection from short-term exposure to water jets MIL-STD-810H military certified: rigorous testing for salt, dust, humidity, rain, vibration, solar radiation, drop and thermal shock resistance. | Not supported |
📲 Display | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Display type | LTPO OLED | TFT IPS LCD |
| Screen size | 6.31" inches | 5.5" inches |
| Screen-to-body ratio | ~83.7% (screen-to-body ratio) | ~66.6% (screen-to-body ratio) |
| Display resolution | 1116x2484 pixels (20:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 432 PPI | 401 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass 7i | Gorilla Glass 4 |
| Refresh rate | 120Hz | feature not registered |
| Display features | 880nits[typ], 1400nits[peak] | feature not registered |
🤖 Operating System | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| System version | Android 15 | Android 5.0.2 Lollipop |
| Firmware update | Android 16 | Android 6.0 Marshmallow |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 7s Gen 3 (SM7635) (4nm) | 64bit: Intel Atom Z3590 (22nm) |
| CPU | Octa-core, 3 processors: 1x 2.5GHz ARM Cortex-A720 (Single-core) 3x 2.4GHz ARM Cortex-A720 (Triple-core) 4x 1.8GHz ARM Cortex-A520 (Quad-core) | Quad-core, 1 processor: 4x 2.5GHz Intel Silvermont (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 810 (1GHz) | PowerVR G6430 MP4 |
| Performance (benchmark) | AnTuTu: 786958 (v10) | feature not registered |
💽 Memory and storage | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| RAM memory | 8GB LPDDR5 | 4GB LPDDR3 |
| Internal storage | 256GB (220GB available) UFS 3.1 | 64GB (58GB available) |
| External storage | Until 2TB microSD, microSDXC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 40, 41, 42) VoLTE | LTE Cat4 (Bands 1, 2, 3, 5, 7, 8, 9, 18, 19, 28) |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Back camera (main camera) | (triple camera) 50 megapixels 13MP ultrawide f/2.21/3.06"1.12μmPDAF 0.3MP depth TOF-3D | 13 megapixels |
| Main camera resolution | 8160x6120 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.6 (aperture) | f/2.7 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | 1/1.56" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
| Autofocus | PDAF on back camera and autofocus front camera | LDAF: laser detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | 4K@30fps 1080p@30/60/120fps 720p@240fps Sony Lytia 700C Samsung KD1 | feature not registered |
📸 Front camera | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Front camera (secondary) | 32 megapixels | 5 megapixels |
| Front camera resolution | 6528x4896 pixels | 2560x1920 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.42" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 2 microphones | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.4 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4415 mAh | 3000 mAh |
| Charger, watts | 30W Wired fast charging | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Horizon Black, Cloud White, Forest Green iFixit: 10/10 | • Colors: Black, White • Asus ZenUI • Hoya camera sensor • Laser autofocus camera (0.03 seconds) • 3x optical zoom camera • Dual tone flash • Fast battery charging: 60% in 40min • Beidou GPS • 5GB Asus Webstorage |
☢️ Radiation rate | ||
| Fairphone 6 | Asus Zenfone Zoom (ZX551ML 64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.49W/kg (head), 1.39W/kg (body) | feature not registered |