| Hardware and OS | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Operating system | Android 7.0 Nougat | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | 1250 MHz Quad-core | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | ARM Mali-T720 MP1 550 MHz | Adreno 506 |
| RAM | 2GB | |
| Internal memory | | 16 GB, 2 GB RAM |
| Internal Storage | 16GB | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | No | |
| Display | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Type | IPS | IPS LCD |
| Size | 5.5 in, 139.7 mm, 13.97 cm | 6.2" inc |
| Resolution | 720 x 1280 pixels | 720 x 1520 px |
| Touchscreen | Yes with Multi-touch capacitive | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | 267 ppi, 104 ppcm | 271 PPI |
| Protection | Not Included | |
| Colors | 24 bit, 16777216 colors | 16M |
| Features | 5.5 inches IPS display with 2.5D curved glass screen, Full Lamination Technology, 720 x 1280 pixels screen resolution, Pixel density of 267 ppi, 104 ppcm, | |
| Connectivity | Karbonn Titanium Jumbo 2 | Oppo A3s |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE 850 MHz, LTE 1800 MHz, LTE 2100 MHz, LTE-TDD 2300 MHz (B40) | LTE |
| Wi-Fi | 802.11b, 802.11g, 802.11n, Wi-Fi Hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| NFC | No | |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | | 4.2, A2DP, LE |
| SIM | Nano SIM | |
| Edge | | Yes |
| Dual SIM | Nano-SIM, Nano-SIM / microSD | |
| GPRS | | Yes |
| GPS | GPS, A-GPS | Yes, with A-GPS |
| Speed | UMTS (384 kbit/s ), EDGE, GPRS, HSPA , LTE Cat 4 (51.0 Mbit/s, 150.8 Mbit/s ) | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | Micro USB | microUSB 2.0, USB On-The-Go |
| Camera | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Image | 4160 x 3120 pixels primary, 3264 x 2448 pixels secondary camera | |
| Main camera | 12.98 MP | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | Yes with LED Flash | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | 7.99 MP | 8 MP, Single |
| Multimedia | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Loudspeaker | Yes | |
| Video Playback | 3GPP, AVI, MP4 | |
| 3.5 mm Jack | yes | Yes |
| Radio | Yes Support FM Radio | FM radio |
| Design | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Colors | | Red, Dark Purple |
| Dimensions | 77.2 x 154 x 8.4 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 170 g, 0.37 lbs, 6 oz | 168 g |
| Battery | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Capacity | 4000 mAh | |
| Placement | Non-Removable | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Karbonn Titanium Jumbo 2 | Oppo A3s |
| Release date | | 2018, July |
| Sensors | Light, Proximity, Accelerometer, Fingerprint | Accelerometer, proximity, compass |
