Asus ROG Phone 2 (512GB) vs Asus Zenfone 3 (5.2 ZE520KL 16GB)
Side by side comparison between Asus ROG Phone 2 vs Asus Zenfone 3 phones, differences, pros, cons and full specifications. What's the better?
,
6.59"
AMOLED
AMOLED
1080x2340
48
MP
MP
24mp
12GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
vs
5.2"
IPS+
IPS+
1080x1920
16
MP
MP
8mp
2GB
RAM
RAM
Octa-core
2650
mAh
mAh
(Non removable)
What's the better phone? Asus ROG Phone 2 (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!
24 Advantages 
6 Advantages | 26 Common items in both devices |
| Aluminum frame, glass front/back / Aluminum body, glass front, plastic back |
| Dual-LED flash |
| Only digital zoom |
| LDAF/PDAF: laser/phase detection autofocus |
| HDR photo on both cameras |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| +19 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 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Model | ROG Phone 2 (512GB) | Zenfone 3 (5.2 ZE520KL 16GB) |
| Other model names | Asus ROG Phone II ZS660KL (512GB + 12GB RAM) | Zenfone 3 ZE520KL 2GB/16GB 5.2" Dual-SIM 1A090BR |
| Country or region available |  (Global, International) |     (Global, International), Brazil, China, Philippines, India |
| Brand | Asus | Asus |
| Release date | 8/1/2019, Announced: 7/22/2019 | 7/12/2016 |
| Depth | 9.78 millimeters (0.39 inches) | 7.7 millimeters (0.3 inches) |
| Size (width x height) | 77.6 x 170.99 millimeters (3.06 x 6.73 in) | 73.98 x 146.87 millimeters (2.91 x 5.78 in) |
| Weight | 240 grams (8.4 ounces) | 144 grams (5.04 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass 3 | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Display type | AMOLED | TFT Super IPS+ |
| Screen size | 6.59" inches | 5.2" inches |
| Screen-to-body ratio | ~80.3% (screen-to-body ratio) | ~68.6% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x1920 pixels (16:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 391 PPI | 424 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass 3 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 600nits[typ] HDR10 108% DCI-P3 1ms response | 2.5D glass |
🤖 Operating System | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| System version | Android 9.0 Pie | Android 6.0.1 Marshmallow |
| Firmware update | Android 11 | Android 8.0 Oreo |
| User Interface | ROG UI | ZenUI 3.0 |
⚙️ Processor | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) | 64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm) |
| CPU | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 640 (672MHz) | Qualcomm Adreno 506 (650MHz) |
| Performance (benchmark) | AnTuTu: 398936 (v7), 483248 (v8) Geekbench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| RAM memory | 12GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 512GB (484GB available) UFS 3.0 | 16GB (10GB available) eMMC 5.1 |
| External storage | Not supported | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| 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) micro-SIM (3FF) and nano-SIM (4FF) |
| Maximum Download / Upload | 1200/150 Mbps | 150/50 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34) TD-LTE (38, 39, 40, 41, 46) | LTE Cat4 Global: LTE (1, 2, 3, 5, 7, 8, 20) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1900/2100 | Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34) TD-LTE (38, 39, 40, 41, 46) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Back camera (main camera) | (dual camera) 48 megapixels 13MP ultrawide f/2.411mm125° | 16 megapixels |
| Main camera resolution | 8000x6000 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | LDAF/PDAF: laser/phase detection 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 | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60 1080p@240fps (slow motion) 720p@480fps (slow motion) Sony IMX586 sensor | 4K@30fps 1080p@30/60fps |
📸 Front camera | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Front camera (secondary) | 24 megapixels | 8 megapixels |
| Front camera resolution | 5632x4224 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 0.9µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz DTS:X | Mono sound (not stereo) 24-bit/192kHz |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| 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) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| 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, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 6000 mAh | 2650 mAh |
| Charger, watts | 30W (10V/3A) Wired fast charging 10W Reverse charging by cable Quick Charge 4 | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| 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: Black | • Colors: Sapphire Black, Moonlight White, Shimmer Gold |
☢️ Radiation rate | ||
| Asus ROG Phone 2 (512GB) | Asus Zenfone 3 (5.2 ZE520KL 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |