| OnePlus 8T (T-Mobile) |
Oppo A3s |
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| Hardware and OS | OnePlus 8T (T-Mobile) | Oppo A3s |
| Operating system | Android 11, OxygenOS 11 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Qualcomm SM8250 Snapdragon 865 (7 nm ) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Qualcomm Adreno 650 | Adreno 506 |
| RAM | 8GB 128 / 12GB 256GB | |
| Internal memory | 16 GB, 2 GB RAM | |
| Memory Card Slot | No | |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| Display | OnePlus 8T (T-Mobile) | Oppo A3s |
| Type | Fluid AMOLED touchscreen / 16M colors / 120Hz refresh / HDR10 | IPS LCD |
| Size | 6.55 inches, (87.0% screen-to-body ratio) | 6.2" inc |
| Resolution | 1080 x 2400 pixels, 20:9 ratio | 720 x 1520 px |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 81.2% | |
| Display area | 95.9 cm2 | |
| Display aspect ratio | 19:9 (height:width) | |
| Pixel Density | 271 PPI | |
| Colors | 16M | |
| Connectivity | OnePlus 8T (T-Mobile) | Oppo A3s |
| 5G Network | 5G band 1, 3, 7, 28, 41, 78 SA/NSA | |
| Technology | GSM / CDMA / HSPA / LTE / 5G | |
| 2G Network | GSM GSM 850 / 900 / 1800 / 1900 - SIM 1 and SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 | LTE |
| NFC | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | GSM / HSPA / LTE | |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | |
| Bluetooth | Bluetooth 5.1, A2DP, LE, aptX HD | 4.2, A2DP, LE |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, SBAS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/200 Mbps, 5G 7.5 Gbps DL | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | 3.1, Type-C 1.0 reversible connector, USB On-The-Go | microUSB 2.0, USB On-The-Go |
| Camera | OnePlus 8T (T-Mobile) | Oppo A3s |
| Camera Features | Autofocus / Continuous shooting / Digital zoom / Auto HDR / gyro-EIS / Touch focus / Face detection / Dual LED flash | |
| Camera Type | Quadruple Lenses | |
| Video Recording | 4K@30/60fps, 1080p@30/60/240fps | |
| Main camera | Main: 48 MP, f/1.7, PDAF Ultrawide: 16MP, 123? FoV Macro: 5MP, F/2.4 Depth: 2MP, F/2.4 | 13 MP, Dual |
| Video Resolution | 1080p@30fps | |
| Specs | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps | |
| Selfie camera | 16 MP selfie camera | 8 MP, Single |
| Multimedia | OnePlus 8T (T-Mobile) | Oppo A3s |
| Headphone jack | No | |
| FM Radio | No | |
| Loudspeaker | Yes, with dual stereo speakers | |
| Sound Enhancements | Active noise cancellation with dedicated mic | |
| Speaker Location | Chin, blow the screen | |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | OnePlus 8T (T-Mobile) | Oppo A3s |
| Body build | Glass front and back (Gorilla Glass 5) / aluminum frame - IP68 dust/water resistant | |
| SIM | Single Nano-SIM | |
| Colors | Red, Dark Purple | |
| Dimensions | 160.7 x 74.1 x 8.4 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 188 grams | 168 g |
| Battery | OnePlus 8T (T-Mobile) | Oppo A3s |
| Capacity | Non-removable Li-Po 4500 mAh battery | |
| Battery capacity | 4230 mAh, Non-removable Li-Ion | |
| Fast Charging | Yes, Fast battery charging 65W (Warp Charge) | |
| Other | OnePlus 8T (T-Mobile) | Oppo A3s |
| Release date | 2018, July | |
| Sensors | Accelerometer, proximity, compass | |
| Other features | OnePlus 8T (T-Mobile) | Oppo A3s |
| Colors | Aquamarine Green, Lunar Silver, | |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer (market dependant) |
