Xiaomi Poco X3 NFC (128GB) vs Asus Zenfone 5Z (ZS621KL 256GB)
Side by side comparison between Xiaomi Poco X3 NFC vs Asus Zenfone 5Z phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
64
MP
MP
20mp
6GB
RAM
RAM
Octa-core
5160
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? Xiaomi Poco X3 NFC (128GB)
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 
7 Advantages | 36 Common items in both devices |
| UFS 2.1 |
| Until 1TB microSD, microSDXC |
| Aluminum body, glass front, plastic back / Aluminum frame, glass front/back |
| TFT IPS LCD |
| 16 million |
| Dual-LED flash |
| Only digital zoom |
| +29 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 | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Model | Poco X3 NFC (128GB) | Zenfone 5Z (ZS621KL 256GB) |
| Other model names | POCO X3 NFC M2007J20CG, M2007J20CT | Asus Zenfone 5z 8GB RAM (ZS621KL), ASUS_Z01RD |
| Country or region available |  (Global, International) |  India |
| Brand | Xiaomi | Asus |
| Release date | 9/8/2020, Announced: 9/7/2020 | 6/1/2018 |
| Depth | 9.4 millimeters (0.37 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 76.8 x 165.3 millimeters (3.02 x 6.51 in) | 75.65 x 153 millimeters (2.98 x 6.02 in) |
| Weight | 215 grams (7.53 ounces) | 165 grams (5.78 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, glass front/back |
| Protection against water and others | IP53 certified: protection against dust and splashing | Not supported |
📲 Display | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.67" inches | 6.2" inches |
| Screen-to-body ratio | ~84.6% (screen-to-body ratio) | ~83.7% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2246 pixels (18.7:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 395 PPI | 402 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass |
| Refresh rate | 120Hz | 60Hz |
| Display features | 450nits[typ] HDR10 | 550nits[typ] |
🤖 Operating System | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| System version | Android 10 | Android 8.0 Oreo |
| Firmware update | Android 11 | Android 10 |
| User Interface | MIUI 12 / 12.5 | feature not registered |
⚙️ Processor | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 732G (SM7150-AC) (8nm) | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) |
| CPU | Octa-core, 2 processors: 2x 2.3GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-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 618 | Qualcomm Adreno 630 710Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| RAM memory | 6GB LPDDR4X | 8GB LPDDR4X |
| Internal storage | 128GB (106GB available) UFS 2.1 | 256GB (240GB available) UFS 2.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 800/150 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 800/850/900 |
| Primary 4G network | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE | 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, 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 | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Back camera (main camera) | (quad camera) 64 megapixels 13MP ultrawide f/2.2119°1.0µm 2MP macro f/2.4 2MP depth f/2.4 | (dual camera) 12 megapixels 8MP ultrawide f/2.012mm1/4"1.12µmFF |
| Main camera resolution | 10120x6328 pixels | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | 1/1.73" inches | 1/2.55" inches |
| Pixel size | 0.8µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Front camera (secondary) | 20 megapixels | 8 megapixels |
| Front camera resolution | 5184x3840 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 | 24mm (lens) |
| Sensor size | 1/3.4" inches | 1/4" inches |
| Pixel size | 0.8µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz | 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, MKV | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | 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 | 5.1 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + 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 | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5160 mAh | 3300 mAh |
| Charger, watts | 33W Wired fast charging | 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 | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Cobalt Blue, Shadow Gray • Silicone Case included • Screen protector included • LiquidCool 1.0 heat pipe • Google Pay | • 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 | ||
| Xiaomi Poco X3 NFC (128GB) | Asus Zenfone 5Z (ZS621KL 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.77W/kg (head), 0.61W/kg (body) | 1.04W/kg (head), 0.37W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.56W/kg (head), 0.99W/kg (body) | 1.2W/kg (head), 1.477W/kg (body) |