Xiaomi Poco F3 (128GB) vs CAT B15
Side by side comparison between Xiaomi Poco F3 vs CAT B15 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
AMOLED
AMOLED
1080x2400
48
MP
MP
20mp
6GB
RAM
RAM
Octa-core
4520
mAh
mAh
(Non removable)
vs
4"
TFT
TFT
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
2000
mAh
mAh
(Removable)
What's the better phone? Xiaomi Poco F3 (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!
30 Advantages 
6 Advantages | 15 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| +8 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 F3 (128GB) | CAT B15 | |
| Model | Poco F3 (128GB) | CAT B15 |
| Other model names | POCO F3 5G (128GB + 6GB RAM) M2012K11AG | Caterpillar B15 Dual-sim |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Xiaomi | CAT |
| Release date | 3/27/2021, Announced: 3/22/2021 | 3/1/2013 |
| Depth | 7.8 millimeters (0.31 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 76.4 x 163.7 millimeters (3.01 x 6.44 in) | 69.5 x 125 millimeters (2.74 x 4.92 in) |
| Weight | 196 grams (6.86 ounces) | 170 grams (5.95 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | IP67 certified: dust proof and waterproof over 1 meter and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Display type | AMOLED | TFT LCD |
| Screen size | 6.67" inches | 4" inches |
| Screen-to-body ratio | ~85.9% (screen-to-body ratio) | ~52.4% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 2-points |
| Pixel density (dot pitch) | 395 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1300nits[peak] HDR10+ | feature not registered |
🤖 Operating System | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| System version | Android 11 | Android 4.1.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | MIUI 12 | feature not registered |
⚙️ Processor | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Chipset | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) | 32bit: MediaTek MT6577 |
| CPU | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 650 (670MHz) | PowerVR SGX531T |
| Performance (benchmark) | AnTuTu: 631850 (v8), 568380 (v9) | feature not registered |
💽 Memory and storage | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| RAM memory | 6GB LPDDR5 | 512MB LPDDR2 |
| Internal storage | 128GB (107GB available) UFS 3.1 | 4GB (2.49GB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| 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 | Latin America model: UMTS 850/1900 Europe/Africa model: UMTS 900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Back camera (main camera) | (triple camera) 48 megapixels 8MP ultrawide f/2.2119° 5MP macro f/2.450mm1/5.0"1.12µmAF | 5 megapixels |
| Main camera resolution | 8000x6000 pixels | 2592x1944 pixels |
| Video recording (primary) | 2K UHD (3840x2130) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | 1080p@960fps 720p@120fps | feature not registered |
📸 Front camera | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Front camera (secondary) | 20 megapixels | 0.3 megapixels |
| Front camera resolution | 5184x3840 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.4" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4520 mAh | 2000 mAh |
| Charger, watts | 33W Wired fast charging Quick Charge 3+ USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 16 hours |
| Standby | feature not registered | 456 hours (19 days) |
➕ Other features | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| 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 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Night black, Arctic white, Deep ocean blue | • Colors: Black • WiFi hotspot • Drop to concrete resistance from up to 1.8m • IP67 certified: dust and waterproof up to 1m for 30min • MIL-STD-810G certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant • Java framework |
☢️ Radiation rate | ||
| Xiaomi Poco F3 (128GB) | CAT B15 | |
| 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 |