Xiaomi Mi Mix 3 (128GB/6GB) vs Xiaomi Redmi K30 (128GB/8GB)
Side by side comparison between Xiaomi Mi Mix 3 vs Xiaomi Redmi K30 phones, differences, pros, cons and full specifications. What's the better?
,
6.39"
AMOLED
AMOLED
1080x2340
12
MP
MP
24mp
6GB
RAM
RAM
Octa-core
3200
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
64
MP
MP
20mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi K30 (128GB/8GB)
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!
12 Advantages 
16 Advantages | 29 Common items in both devices |
| 128GB (110GB available) / 128GB (107GB available) |
| UFS 2.1 |
| 16 million |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| +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 Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Model | Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) |
| Other model names | 小米MIX 3, Xiaomi Mix 3 M1810E5A | Xiaomi Redmi K30 (128GB + 8GB RAM), M1912G7BC, M1912G7BE |
| Country or region available |   (Global, International), China | (Global, International) |
| Brand | Xiaomi | Xiaomi |
| Release date | 11/1/2018, Announced: 10/1/2018 | 12/1/2019 |
| Depth | 8.5 millimeters (0.33 inches) | 8.79 millimeters (0.35 inches) |
| Size (width x height) | 74.69 x 157.89 millimeters (2.94 x 6.22 in) | 76.6 x 165.3 millimeters (3.02 x 6.51 in) |
| Weight | 218 grams (7.63 ounces) | 208 grams (7.28 ounces) |
| Build, materials | Aluminum body, glass front, ceramic back | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.39" inches | 6.67" inches |
| Screen-to-body ratio | ~85% (screen-to-body ratio) | ~84.8% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 403 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 5 |
| Refresh rate | 60Hz | 120Hz |
| Display features | 600nits[typ] HDR8 | HDR10 |
🤖 Operating System | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | Android 10 | Android 11 |
| User Interface | MIUI 10 / 12 | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 (SDM845) (10nm) | 64bit: Qualcomm Snapdragon 730G (SM7150-AB) (8nm) |
| CPU | Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 630 (710MHz) | Qualcomm Adreno 618 (700MHz) |
| Performance (benchmark) | AnTuTu: 292353 (v7), 352130 (v8) Geekbench: 9065 (v4.4), 2170 (v5.1) GFXBench: 30fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| RAM memory | 6GB LPDDR4X | 8GB LPDDR4X |
| Internal storage | 128GB (110GB available) UFS 2.1 | 128GB (107GB available) UFS 2.1 |
| External storage | Not supported | Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 600/50 Mbps | 800/150 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 | CDMA 800/1900, GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | Global version: UMTS 800/850/900/1700/1800/1900/2100 China version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | LTE Cat11 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41) | LTE Cat15/13 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | 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 | 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 | Global version: UMTS 800/850/900/1700/1800/1900/2100 China version: UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat11 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 12MP telephoto 1/3.4"1.0µm | (quad camera) 64 megapixels 8MP ultrawide f/2.213mm1/4.0"1.12µm 2MP macro f/2.41/5.0"1.75µm 2MP depth f/2.4 |
| Main camera resolution | 4000x3000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash on both cameras | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/2.55" inches | 1/1.72" inches |
| Pixel size | 1.4µm pixel | 0.8µm 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 | Digital and optical 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@30/60/960fps | feature not registered |
📸 Front camera | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Front camera (secondary) | (dual front camera) 24 megapixels 2MP depth | (dual front camera) 20 megapixels 2MP depth f/2.41/5"1.75µm |
| Front camera resolution | 5656x4224 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 27mm (lens) |
| Sensor size | 1/2.8" inches | 1/3.4" inches |
| Pixel size | 0.9µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| 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, 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 Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | USB Type-C (reversible) | 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 | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3200 mAh | 4500 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 4 | 27W Wired fast charging |
| Inductive / wireless charging | 10W Qi wireless charging | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| 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: Onyx Black, Jade Green, Sapphire Blue • Mechanical pop-up front camera | • Colors: Blue, Red, Purple • MIUI 11, 12 • Game Turbo 2.0 • 24-bit/192kHz audio |
☢️ Radiation rate | ||
| Xiaomi Mi Mix 3 (128GB/6GB) | Redmi K30 (128GB/8GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.45W/kg (head), 1.57W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |