Asus Zenfone 3 Ultra (ZU680KL 32GB) vs Fairphone 6
Side by side comparison between Asus Zenfone 3 Ultra vs Fairphone 6 phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
IPS+
IPS+
1080x1920
23
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Non removable)
vs
6.31"
OLED
OLED
1116x2484
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4415
mAh
mAh
(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!
5 Advantages 
27 Advantages | 22 Common items in both devices |
| Dual-LED flash |
| Only digital zoom |
| LDAF/PDAF: laser/phase detection autofocus / PDAF on back camera and autofocus front camera |
| OIS (4-axis): Optical stabilization / OIS: Optical stabilization |
| HDR photo on both cameras |
| 4K UHD (3840x2160) |
| Capacitive |
| +15 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 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Model | Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 |
| Other model names | Asus Zenfone 3 Ultra 3GB/32GB ZU680KL Dual-Sim, Asus Mercury | Fairphone (Gen. 6) |
| Country or region available |  (Global, International) |  (Europe), (Global, International) |
| Brand | Asus | Fairphone |
| Release date | 8/1/2016 | 6/25/2025 |
| Depth | 6.8 millimeters (0.27 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 93.9 x 186.4 millimeters (3.7 x 7.34 in) | 73.3 x 156.5 millimeters (2.89 x 6.16 in) |
| Weight | 233 grams (8.16 ounces) | 193 grams (6.76 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | 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. |
📲 Display | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Display type | TFT Super IPS+ | LTPO OLED |
| Screen size | 6.8" inches | 6.31" inches |
| Screen-to-body ratio | ~72.8% (screen-to-body ratio) | ~83.7% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1116x2484 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 324 PPI | 432 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass 7i |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 880nits[typ], 1400nits[peak] |
🤖 Operating System | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| System version | Android 6.0.1 Marshmallow | Android 15 |
| Firmware update | Android 8.0 Oreo | Android 16 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Chipset | 64bit: Qualcomm Snapdragon 652 MSM8976 (28nm) | 64bit: Qualcomm Snapdragon 7s Gen 3 (SM7635) (4nm) |
| CPU | Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) | 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) |
| GPU graphical controller | Qualcomm Adreno 510 600Mhz | Qualcomm Adreno 810 (1GHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 786958 (v10) |
💽 Memory and storage | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| RAM memory | 3GB LPDDR4 | 8GB LPDDR5 |
| Internal storage | 32GB (24GB available) | 256GB (220GB available) UFS 3.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 2TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| 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) micro-SIM (3FF) and nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 300/50 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 800/850/900/1900/2100 China version: CDMA2000, TD-SCDMA 1900/2000 UMTS 800/850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 Global version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,40,41) China version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41) | 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 |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77, 78) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Back camera (main camera) | 23 megapixels | (triple camera) 50 megapixels 13MP ultrawide f/2.21/3.06"1.12μmPDAF 0.3MP depth TOF-3D |
| Main camera resolution | 5520x4140 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 24 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.6 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.6" inches | 1/1.56" inches |
| Pixel size | 1.12µm pixel | 1µm pixel |
| Autofocus | LDAF/PDAF: laser/phase detection autofocus | PDAF on back camera and autofocus front camera |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical 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@30/60/120fps 720p@240fps Sony Lytia 700C Samsung KD1 |
📸 Front camera | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Front camera (secondary) | 8 megapixels | 32 megapixels |
| Front camera resolution | 3264x2448 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| 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 | feature not registered | 1/3.42" inches |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Loudspeaker | Supported | Stereo sound |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | FM (RDS) | 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, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| USB | USB 2.0 Type-C reversible connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | USB Type-C SlimPort® | USB Type-C (reversible) |
| Bluetooth | 4.2 + A2DP | 5.4 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + 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 | Supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4600 mAh | 4415 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging | 30W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 34 hours (1.4 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| Call control | Voice dialing, Voice recorder | 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: Titanium Gray, Glacier Silver, Rose Gold • USB OTG On-The-Go • Asus ZenUI 3.0 • Sony IMX318 sensor camera • DTS headphone • Hi-Res audio 192kHz/24bit • Quick Charge 3.0 • Fast charging battery: 60% in 45min • Miracast | • Colors: Horizon Black, Cloud White, Forest Green iFixit: 10/10 |
☢️ Radiation rate | ||
| Asus Zenfone 3 Ultra (ZU680KL 32GB) | Fairphone 6 | |
| 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), 1.39W/kg (body) |