Below are list of smartphones with dual 4G standby (SIM 1 + SIM 2) and dual VoLTE support on both sim cards at the same time.
| Brand | Model |
| Asus | Zenfone Max Pro M1, Zenfone 5Z |
| Huawei | Mate 10, Honor View 10, Honor 10, P20, P20 Pro |
| LG | G7 ThinQ |
| Nokia | Nokia X5, Nokia X6, Nokia 6.1, Nokia 7, Nokia 7 plus |
| Oppo | F7, R15, Find X, F9 Pro |
| Realme | Realme 1, Realme 2 |
| Samsung | Galaxy S9 & S9 Plus (after OTA update), Note 9 |
| Vivo | X21, Nex S, Nex A, V11 Pro |
| Xiaomi | Redmi Note 5 Pro, Mi 6X, |
These are the supported chipsets/processor:
- Qualcomm Snapdragon – 630, 636, 660, 845
- MediTek – MT6739, Helio P60, Helio P23, Helio P22
- Huawei – HiSilicon Kirin 970
- Samsung – Exynos 9810