Xiaomi Mi Mix 2S (128GB) vs Xiaomi 15 (China 512GB/12GB)
Side by side comparison between Xiaomi Mi Mix 2S vs Xiaomi 15 phones, differences, pros, cons and full specifications. What's the better?
,
5.99"
IPS
IPS
1080x2160
12
MP
MP
5mp
6GB
RAM
RAM
Octa-core
3400
mAh
mAh
(Non removable)
vs
6.36"
AMOLED
AMOLED
1200x2670
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
5400
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 15 (China 512GB/12GB)
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!
3 Advantages 
26 Advantages | 26 Common items in both devices |
| Dual-LED flash |
| Digital and optical zoom |
| PDAF: phase detection autofocus |
| OIS (4-axis): Optical stabilization / OIS: Optical stabilization |
| HDR photo on both cameras / HDR photo/video on both cameras |
| Capacitive |
| Multitouch |
| +19 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 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Model | Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) |
| Other model names | 小米MIX 2S, Xiaomi Mix 2S (128GB + 6GB RAM), Xiaomi Polaris | Xiaomi 15 24129PN74C |
| Country or region available |  (Global, International) |  China |
| Brand | Xiaomi | Xiaomi |
| Release date | 4/3/2018 | 10/29/2024 |
| Depth | 8.1 millimeters (0.32 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 74.9 x 150.86 millimeters (2.95 x 5.94 in) | 71.2 x 152.3 millimeters (2.8 x 6 in) |
| Weight | 189 grams (6.62 ounces) | 192 grams (6.72 ounces) |
| Build, materials | Aluminum body, glass front, ceramic back | Aluminum body, glass front |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Display type | TFT IPS LCD | LTPO AMOLED |
| Screen size | 5.99" inches | 6.36" inches |
| Screen-to-body ratio | ~81.9% (screen-to-body ratio) | ~90% (screen-to-body ratio) |
| Display resolution | 1080x2160 pixels | 1200x2670 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 403 PPI | 460 PPI |
| Colors | 16 million | 68 billion |
| Scratch-resistant glass | Gorilla Glass 4 | Dragon Crystal Glass |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz |
🤖 Operating System | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| System version | Android 8.0 Oreo | Android 15 |
| Firmware update | Android 10 | feature not registered |
| User Interface | feature not registered | HyperOS 2 |
⚙️ Processor | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm) |
| CPU | Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.8GHz Kryo 385 Silver (Quad-core) | Octa-core, 2 processors: 2x 4.32GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 630 710Mhz | Qualcomm Adreno 830 (1100MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 2534643 (v10) Geekbench: 9419 (v6) |
💽 Memory and storage | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5X |
| Internal storage | 128GB (118GB available) UFS 2.1 | 512GB (458GB available) UFS 4.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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) + e-SIM |
| Maximum Download / Upload | 1200/100 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 800/1900/2100, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 M1803D5XA Global version: UMTS 800/850/900/1700/1800/1900/2100 M1803D5XE/M1803D5XC/M1803D5XT versions: UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat18 M1803D5XA Global version: LTE (Bands 1,2,3,4,5,7,8,12,13,17,18,19,20,25,26,27,28,29,30) TD-LTE (Bands 34,38,39,40,41) M1803D5XE/M1803D5XC/M1803D5XT versions: LTE (Bands 1,2,3,4,5,7,8,12,17,20) TD-LTE (Bands 34,38,39,40,41) | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 2, 3, 5, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89) |
| 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 12MP f/2.41/3.4"1µmAF | (triple camera) 50 megapixels 50MP telephoto f/2.060mm1/2.76"0.64µmPDAFOIS2.6x-optical-zoom 50MP ultrawide f/2.214mm115°1/2.76"0.64µm |
| Main camera resolution | 4000x3000 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.6 (aperture) |
| Focal length | feature not registered | 23mm (lens) |
| Sensor size | 1/2.55" inches | 1/1.31" inches |
| Pixel size | 1.4µm pixel | 1.2µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 8K@24/30fps (HDR) 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG) 1080p@30/60/120/240/960fps 720p@1920fps Leica Summilux |
📸 Front camera | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Front camera (secondary) | 5 megapixels | 32 megapixels |
| Front camera resolution | 2560x1920 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 21mm (lens) |
| Sensor size | feature not registered | 1/3.14" inches |
| Pixel size | 1.4µm pixel | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Loudspeaker | Supported | Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res |
| Active noise cancellation | 2 microphones or more | 4 microphones |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 6.0 + 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/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Si: lithium-silicon (Non removable) |
| Battery capacity | 3400 mAh | 5400 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging | 90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0 |
| Inductive / wireless charging | Qi wireless charging | 50W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Black, White • MIUI 9.5 • HDR10 display support • Quick Charge 3.0 • Type-C to 3.5 mm headphone jack adapter • VoLTE | • Colors: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI |
☢️ Radiation rate | ||
| Xiaomi Mi Mix 2S (128GB) | Xiaomi 15 (China 512GB/12GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.99W/kg (head), 1W/kg (body) |