Asus Zenfone 5Z (ZS621KL 64GB) vs Xiaomi Mi A2 (128GB)
Side by side comparison between Asus Zenfone 5Z vs Xiaomi Mi A2 phones, differences, pros, cons and full specifications. What's the better?
,
6.2"
IPS
IPS
1080x2246
12
MP
MP
8mp
6GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
vs
5.99"
IPS
IPS
1080x2160
12
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 5Z (ZS621KL 64GB)
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!
13 Advantages 
6 Advantages | 35 Common items in both devices |
| 6GB LPDDR4X |
| Aluminum frame, glass front/back / Aluminum body, glass front |
| TFT IPS LCD / LTPS IPS LCD |
| 60Hz |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +28 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 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Model | Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) |
| Other model names | Asus Zenfone 5z 6GB RAM (ZS621KL), ASUS_Z01RD | Xiaomi Mi A2 M1804D2SG (128GB + 6GB RAM), 小米6X, Xiaomi Wayne |
| Country or region available |  India |  (Global, International), India |
| Brand | Asus | Xiaomi |
| Release date | 6/1/2018 | 7/27/2018, Announced: 7/24/2018 |
| Depth | 7.9 millimeters (0.31 inches) | 7.3 millimeters (0.29 inches) |
| Size (width x height) | 75.65 x 153 millimeters (2.98 x 6.02 in) | 75.4 x 158.7 millimeters (2.97 x 6.25 in) |
| Weight | 165 grams (5.78 ounces) | 166 grams (5.81 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Display type | TFT IPS LCD | LTPS IPS LCD |
| Screen size | 6.2" inches | 5.99" inches |
| Screen-to-body ratio | ~83.7% (screen-to-body ratio) | ~77.4% (screen-to-body ratio) |
| Display resolution | 1080x2246 pixels (18.7:9) | 1080x2160 pixels (19:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 402 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 5 |
| Refresh rate | 60Hz | 60Hz |
| Display features | 550nits[typ] | Not supported |
🤖 Operating System | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| System version | Android 8.0 Oreo | Android 8.1 Oreo |
| Firmware update | Android 10 | Android 10 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) |
| CPU | Octa-core, 2 processors: 4x 2.7GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 630 710Mhz | Qualcomm Adreno 512 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 130927 (v7), 172886 (v8) Geekbench: 4625 (v4.4), 1157 (v5.1) GFXBench: 8.6fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 64GB (51GB available) UFS 2.1 | 128GB (111GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| 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 |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 800/100 Mbps | 600/150 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 800/850/900 | Global version: UMTS 850/900/1700/1900/2100 India version: UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41) | LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (Bands 38, 40) India version: LTE (Bands 1, 3, 5) TD-LTE (Bands 40, 41) |
| 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, 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 Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 8MP ultrawide f/2.012mm1/4"1.12µmFF | (dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm |
| Main camera resolution | 4000x3000 pixels | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED on main camera and LED on front camera |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/2.55" inches | 1/2.9" inches |
| Pixel size | 1.4µm pixel | 1.25µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical stabilization | EIS: Digital 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 Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Front camera (secondary) | 8 megapixels | 20 megapixels |
| Front camera resolution | 3264x2448 pixels | 5164x3872 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/4" inches | 1/2.8" inches |
| Pixel size | 1.12µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3300 mAh | 3000 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging | 18W Wired fast charging Quick Charge 4 |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 25 hours (1 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| 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: 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) | • Colors: Black, Gold, Blue, Red, Rose Gold • Android One • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display |
☢️ Radiation rate | ||
| Asus Zenfone 5Z (ZS621KL 64GB) | Xiaomi Mi A2 (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.04W/kg (head), 0.37W/kg (body) | 0.96W/kg (head), 0.64W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.2W/kg (head), 1.477W/kg (body) | 1.16W/kg (head), 0.66W/kg (body) |