Vivo Y9s vs Xiaomi Hongmi 2
| Type | Touch | Touch |
| Dimensions | 159.25 x 75.19 x 8.68 mm | 134.00 x 67.20 x 9.40 mm |
| Weight | 186.70 g | 133.00 g |
| Display size | 6.38" | 4.70" |
| Display | Color / Super AMOLED 16M colors 1080 x 2340 px (6.38") 404 ppi | Color / IPS TFT 16M colors 720 x 1280 px (4.70") 312 ppi |
| Display protection |   | Asahi Dragontrail Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Playback time (max.) | Audio: 100 h (4.2 days) Video: 15 h (0.6 days) | nd |
| Standard battery | Li-Ion 4500 mAhBuy powerbank
| Li-Po 2200 mAhBuy powerbank
|
| Quick battery charging | Fast Charging | Quick Charge 1.0 |
| Wireless battery charging | | |
| Internal memory | 128 GB | 8 GB |
| RAM memory | 8 GB | 1 GB, 2 GB |
| Memory cards |  |  microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | Android 9.0 Pie | Android 4.4.4 KitKat |
| Interface | Funtouch 9 | MIUI 6 |
| Processor | Qualcomm Snapdragon 665 SM6125 | Qualcomm Snapdragon 410 8916 |
| Processor clock | 2000 MHz | 1200 MHz |
| GPU | Adreno 610 | Adreno 306 |
| Touchscreen | | |
| SAR (10g) | | 0,703 W/kg |
| DualSIM | | |
| SIM cards standard | | DualSIM(microSIM, microSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | | |
| Announced | 4Q 2019 | 1Q 2015 |
| Other names | V1945A; V1945T | Redmi 2 |
| GSM frequencies | 850 900 1800 1900 | 900 1800 1900 |
| UMTS | 850 900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2500, 2300, 2100, 1900 | |
| Standard 5G | | |
| CDMA | 850 | 850 1900 CDMA2000 1xEV-DO |
| Standard TD-SCDMA | 1900 2000 | 1900 2000 |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 48 Mpx | 8 Mpx |
| Resolution | | 3264x2448 px |
| Optical zoom | | |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | | 1920x1080 px |
| Video formats | | H.263, H.264, MPEG4 |
| Additional | f/1.8 | AF, f/2.2 |
| Second camera | | |
| Photo matrix | 8 Mpx | nd |
| Optical zoom | | nd |
| Flash | LED | nd |
| Dual-colour LED flash | | nd |
| Additional | f/2.2 | nd |
| Third camera | | |
| Photo matrix | 2 Mpx | nd |
| Optical zoom | | nd |
| Flash | LED | nd |
| Dual-colour LED flash | | nd |
| Additional | f/2.4 | nd |
| Fourth camera | | |
| Photo matrix | 2 Mpx | nd |
| Optical zoom | | nd |
| Flash | LED | nd |
| Dual-colour LED flash | | nd |
| Additional | f/2.4 | nd |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | 32 Mpx | 2 Mpx |
| Resolution | | 1600x1200 px |
| Optical zoom | | |
| Flash | | LED |
| Dual-colour LED flash | | |
| Video resolution | | 1280x720 px |
| Video formats | | H.263, H.264, MPEG4 |
| Additional | f/2.0 | FF |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | | 42.00 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | - |
| LTE UP | | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v5.0 | v4.0 LE |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 a/b/g/n/ac | v802.11 b/g/n |
| WiFi frequencies | 2,4 GHz; 5 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 Type-C | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | XT9 | OTHER |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AMR, APE, FLAC, MIDI, OGG, WAV, WMA | AAC, AAC+, AMR, OGG, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | Dalvik |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |