Asus Zenfone 5 (ZE620KL 64GB/4GB) vs ZTE X990D (Dual-sim)
Side by side comparison between Asus Zenfone 5 (ZE620KL) vs ZTE X990 phones, differences, pros, cons and full specifications. What's the better?
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6.2"
IPS
IPS
1080x2246
12
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
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What's the better phone? Asus Zenfone 5 (ZE620KL 64GB/4GB)
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!
26 Advantages 
3 Advantages | 4 Common items in both devices |
| Only digital zoom |
| 3.5mm jack |
| FM / FM (RDS) |
| USB 2.0 Type-C reversible connector / MicroUSB 2.0 |
| + 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 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Model | Zenfone 5 (ZE620KL 64GB/4GB) | X990D (Dual-sim) |
| Other model names | Asus Zenfone 5 ZE620KL (4GB RAM), ASUS_X00QD | ZTE X990 Dual-sim |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Asus | ZTE |
| Release date | 5/1/2018 | 5/1/2010 |
| Depth | 7.9 millimeters (0.31 inches) | 11.8 millimeters (0.46 inches) |
| Size (width x height) | 75.65 x 153 millimeters (2.98 x 6.02 in) | 60.8 x 106.8 millimeters (2.39 x 4.2 in) |
| Weight | 165 grams (5.78 ounces) | 95 grams (3.33 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 6.2" inches | 2.4" inches |
| Screen-to-body ratio | ~83.7% (screen-to-body ratio) | ~27.5% (screen-to-body ratio) |
| Display resolution | 1080x2246 pixels | 320x240 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Not supported |
| Pixel density (dot pitch) | 402 PPI | 167 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| System version | Android 8.0 Oreo | Proprietary OS |
| Firmware update | Android 9.0 Pie | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Chipset | 64bit: Qualcomm Snapdragon 636 SDM636 (14nm) | feature not registered |
| CPU | Octa-core, 2 processors: 4x 1.8GHz Kryo 260 Gold (Quad-core) 4x 1.6GHz Kryo 260 Silver (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 509 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| RAM memory | 4GB LPDDR4X | feature not registered |
| Internal storage | 64GB (51GB available) eMMC 5.1 | 128MB (50MB available) |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 8GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| 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) nano-SIM (4FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 600/100 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Dual-Band 900/1800 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Primary 3G network | A version: UMTS 800/850/900/1800/1900/2100 B version (USA): UMTS 800/850/900/1800/1900/2100 C version: UMTS 850/900/2100 | Not supported |
| Primary 4G network | LTE Cat6/Cat12 A version: LTE Cat6 300Mpbs (Bands 1,2,3,5,7,8,18,19,20,26,28,32) TD-LTE (Bands 34,38,39,40,41) B version (USA): LTE Cat12 (Bands 1,2,3,5,7,8,18,19,28) TD-LTE (Bands 38,39,41) C version: LTE Cat12 (Bands 1,3,5,7,8,20) TD-LTE (Band 40) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS |
📷 Camera | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Back camera (main camera) | (dual camera) 12 megapixels 8MP f/2.012mm1/4" | 2 megapixels |
| Main camera resolution | 4000x3000 pixels | 1600x1200 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | QCIF (176x144) |
| Flash | Dual-LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS (4-axis): Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo on both cameras | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/4" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | Not supported |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3300 mAh | 900 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 25 hours (1 days) | 8 hours |
| Standby | feature not registered | 500 hours (20.8 days) |
➕ Other features | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Midnight Blue, Meteor Silver • 2.5D curved glass screen • 95% DCI-P3 coverage • Supports glove touch • Face recognition • ASUS ZenUI 5.0 • 24-bit/192kHz audio • DTS sound (only headphones) • Fast battery charging 5V/2A=10W | • Colors: Black, White • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone 5 (ZE620KL 64GB/4GB) | ZTE X990D (Dual-sim) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.04W/kg (head), 0.37W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 1.2W/kg (head), 1.477W/kg (body) | feature not registered |