Asus ROG Phone (512GB) vs Asus Zenfone 5Z (ZS621KL 256GB)
Side by side comparison between Asus ROG Phone vs Asus Zenfone 5Z phones, differences, pros, cons and full specifications. What's the better?
,
6"
AMOLED
AMOLED
1080x2160
12
MP
MP
8mp
8GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
6.2"
IPS
IPS
1080x2246
12
MP
MP
8mp
8GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
What's the better phone? Asus ROG Phone (512GB)
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!
11 Advantages 
7 Advantages | 34 Common items in both devices |
| 8GB LPDDR4X |
| UFS 2.1 |
| Aluminum frame, glass front/back |
| 16 million |
| 402 PPI |
| (dual camera) 12MP + 8MP |
| Only digital zoom |
| +27 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 ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Model | ROG Phone (512GB) | Zenfone 5Z (ZS621KL 256GB) |
| Other model names | Asus ROG Phone ZS600KL, Z01QD | Asus Zenfone 5z 8GB RAM (ZS621KL), ASUS_Z01RD |
| Country or region available |  (Global, International) |  India |
| Brand | Asus | Asus |
| Release date | 9/1/2018 | 6/1/2018 |
| Depth | 8.65 millimeters (0.34 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 76.16 x 158.83 millimeters (3 x 6.25 in) | 75.65 x 153 millimeters (2.98 x 6.02 in) |
| Weight | 200 grams (7 ounces) | 165 grams (5.78 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum frame, glass front/back |
| Protection against water and others | Water splash resistant (don't immerse) | Not supported |
📲 Display | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6" inches | 6.2" inches |
| Screen-to-body ratio | ~76.8% (screen-to-body ratio) | ~83.7% (screen-to-body ratio) |
| Display resolution | 1080x2160 pixels (18:9) | 1080x2246 pixels (18.7:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 402 PPI | 402 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass |
| Refresh rate | 90Hz | 60Hz |
| Display features | 550nits[typ] HDR8 | 550nits[typ] |
🤖 Operating System | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| System version | Android 8.1 Oreo | Android 8.0 Oreo |
| Firmware update | Android 9.0 Pie | Android 10 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) |
| CPU | Octa-core, 2 processors: 4x 2.96GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) | Octa-core, 2 processors: 4x 2.7GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 630 710Mhz | Qualcomm Adreno 630 710Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| RAM memory | 8GB LPDDR4X | 8GB LPDDR4X |
| Internal storage | 512GB (498GB available) UFS 2.1 | 256GB (240GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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) nano-SIM (4FF) |
| Maximum Download / Upload | 1024/150 Mbps | 800/100 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 (B version) TD-SCDMA 1900/2000 (B version) UMTS 800/850/900/1700/1800/1900/2100 | UMTS 800/850/900 |
| Primary 4G network | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32) TD-LTE (34, 38, 39, 40, 41, 46) | LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28) 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, 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 | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 8MP ultrawide 12mmFF | (dual camera) 12 megapixels 8MP ultrawide f/2.012mm1/4"1.12µmFF |
| Main camera resolution | 4000x3000 pixels | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 24mm lens | 24mm lens |
| Sensor size | 1/2.55" inches | 1/2.55" inches |
| Pixel size | 1.4µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Front camera (secondary) | 8 megapixels | 8 megapixels |
| Front camera resolution | 3264x2448 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | 24mm lens | 24mm lens |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| USB | USB 3.1 Type-C reversible connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ad [wifi5/ad] (2.4GHz, 5GHz, 60GHz) + 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, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4000 mAh | 3300 mAh |
| Charger, watts | 30W (10V/3A) Wired fast charging Quick Charge 4+ | 18W (9V/2A) Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 25 hours (1 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| 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 • Front/back Gorilla glass • 2.5D curved glass screen • 3D curved glass back panel • 90Hz display (1ms response time) • 108.6% DCI-P3 color gamut • Supports glove touch • Sony IMX363 back camera sensor • Quick Charge 4+ • Hi-Res audio • 24-bit/192kHz audio • Vapor-chamber cooling system | • Colors: Midnight Blue, Meteor Silver • 2.5D curved glass screen • 95% DCI-P3 coverage • Supports glove touch • ASUS ZenUI 5.0 • 24-bit/192kHz audio • DTS sound (only headphones) |
☢️ Radiation rate | ||
| Asus ROG Phone (512GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.04W/kg (head), 0.37W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.2W/kg (head), 1.477W/kg (body) |