Xiaomi Mi A3 (128GB) vs Xiaomi Mi 9 (64GB)
Side by side comparison between Xiaomi Mi A3 vs Xiaomi Mi 9 phones, differences, pros, cons and full specifications. What's the better?
,
6.088"
AMOLED
AMOLED
720x1560
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4030
mAh
mAh
(Non removable)
vs
6.39"
AMOLED
AMOLED
1080x2340
48
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mi 9 (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!
7 Advantages 
15 Advantages | 29 Common items in both devices |
| UFS 2.1 |
| Aluminum frame, glass front/back |
| Super AMOLED |
| 16 million |
| PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| +22 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 Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Model | Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) |
| Other model names | Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI | 小米9, Xiaomi Mi9 (6GB RAM), M1902F1A, M1902F1G, M1902F1T |
| Country or region available |  (Global, International) |  China, (Global, International) |
| Brand | Xiaomi | Xiaomi |
| Release date | 7/24/2019, Announced: 7/17/2019 | 3/1/2019 |
| Depth | 8.5 millimeters (0.33 inches) | 7.61 millimeters (0.3 inches) |
| Size (width x height) | 71.85 x 153.48 millimeters (2.83 x 6.04 in) | 74.67 x 157.5 millimeters (2.94 x 6.2 in) |
| Weight | 174 grams (6.09 ounces) | 173 grams (6.06 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 6.088" inches | 6.39" inches |
| Screen-to-body ratio | ~82.5% (screen-to-body ratio) | ~85.2% (screen-to-body ratio) |
| Display resolution | 720x1560 pixels (19.5:9) | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 282 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 6 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| System version | Android 9.0 Pie | Android 9.0 Pie |
| Firmware update | Android 11 | Android 10 |
| User Interface | Android One | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 665 (SM6125) (11nm) | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 610 | Qualcomm Adreno 640 (585MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| RAM memory | 4GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (109GB available) UFS 2.1 | 64GB (50GB available) UFS 2.1 |
| External storage | Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| 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 | 450/50 Mbps | 1024/150 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE | LTE Cat16/13 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (Bands 38, 39, 40) China version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (Bands 34, 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, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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 Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Back camera (main camera) | (triple camera) 48 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP depth f/2.4 | (triple camera) 48 megapixels 16MP ultrawide f/2.213mm1/3.0"1.0µmPDAF 12MP telephoto f/2.254mm1/3.6"1.0µmPDAF2x-optical-zoom |
| Main camera resolution | 8000x6000 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | 1/2" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical 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 | 1080p@120fps | feature not registered |
📸 Front camera | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Front camera (secondary) | 32 megapixels | 20 megapixels |
| Front camera resolution | 6528x4896 pixels | 5184x3840 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 | 26mm lens | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Loudspeaker | Mono sound (not stereo) | 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, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| 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 | 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) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Supported | Supported |
🧭 Sensors | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4030 mAh | 3300 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging Quick Charge 3 | 27W Wired fast charging |
| Inductive / wireless charging | Not supported | Qi wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| Call control | Voice dialing, Voice recorder | 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: Gray, White, Blue | • Colors: Piano Black, Lavender Violet, Ocean Blue • MIUI 10 • HDR10/DCI-P3 display • Sapphire glass camera cover • Quick Charge 4+ • Fast wireless charging 20W |
☢️ Radiation rate | ||
| Xiaomi Mi A3 (128GB) | Xiaomi Mi 9 (64GB) | |
| 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 |