Samsung Galaxy C8 (SM-C7108) vs Asus Zenfone 3 Ultra (ZU680KL 32GB)
Side by side comparison between Samsung Galaxy C8 vs Asus Zenfone 3 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
1080x1920
13
MP
MP
16mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6.8"
IPS+
IPS+
1080x1920
23
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 3 Ultra (ZU680KL 32GB)
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!
8 Advantages 
10 Advantages | 30 Common items in both devices |
| 3GB LPDDR4X / 3GB LPDDR4 |
| 32GB (23GB available) / 32GB (24GB available) |
| Until 256GB microSD, microSDXC |
| 16 million |
| 1080x1920 pixels |
| Only digital zoom |
| Autofocus / LDAF/PDAF: laser/phase detection autofocus |
| +23 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 | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Model | Galaxy C8 (SM-C7108) | Zenfone 3 Ultra (ZU680KL 32GB) |
| Other model names | 盖乐世 C8 4G+ 3GB RAM + 32GB, SM-C7108ZKDCBK | Asus Zenfone 3 Ultra 3GB/32GB ZU680KL Dual-Sim, Asus Mercury |
| Country or region available |  China |  (Global, International) |
| Brand | Samsung | Asus |
| Release date | 9/1/2017 | 8/1/2016 |
| Depth | 7.9 millimeters (0.31 inches) | 6.8 millimeters (0.27 inches) |
| Size (width x height) | 74.7 x 152.4 millimeters (2.94 x 6 in) | 93.9 x 186.4 millimeters (3.7 x 7.34 in) |
| Weight | 180 grams (6.3 ounces) | 233 grams (8.16 ounces) |
| Build, materials | Aluminum body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Display type | Super AMOLED | TFT Super IPS+ |
| Screen size | 5.5" inches | 6.8" inches |
| Screen-to-body ratio | ~73.3% (screen-to-body ratio) | ~72.8% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 401 PPI | 324 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Always-On Display | feature not registered |
🤖 Operating System | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| System version | Android 7.1.1 Nougat | Android 6.0.1 Marshmallow |
| Firmware update | Android 8.1 Oreo | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Chipset | 64bit: MediaTek Helio P25 (MT6757T) (16nm) | 64bit: Qualcomm Snapdragon 652 MSM8976 (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T880 MP2 (1GHz) | Qualcomm Adreno 510 600Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| RAM memory | 3GB LPDDR4X | 3GB LPDDR4 |
| Internal storage | 32GB (23GB available) eMMC 5.1 | 32GB (24GB available) |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| 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 (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | Global version: UMTS 800/850/900/1900/2100 China version: CDMA2000, TD-SCDMA 1900/2000 UMTS 800/850/900/1900/2100 |
| Primary 4G network | LTE Cat6 (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 39, 40, 41) | 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) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Back camera (main camera) | (dual camera) 13 megapixels 5MP f/1.9 | 23 megapixels |
| Main camera resolution | 4128x3096 pixels | 5520x4140 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 24 fps |
| Flash | LED flash on both cameras | Dual-LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.6" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS (4-axis): Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Front camera (secondary) | 16 megapixels | 8 megapixels |
| Front camera resolution | 4608x3456 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/1.9 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C SlimPort® |
| Bluetooth | 4.2 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) 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 | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3000 mAh | 4600 mAh |
| Charger, watts | Wired charging | 18W (9V/2A) Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 16 hours | 34 hours (1.4 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| Call control | Voice dialing, Voice recorder | 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: Black, Gold, Pink | • 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 |
☢️ Radiation rate | ||
| Galaxy C8 (SM-C7108) | Asus Zenfone 3 Ultra (ZU680KL 32GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.719W/kg (head), 1.26W/kg (body) | feature not registered |