The following should according to the link above, support one sim card on 3g
/4g (voice/data) and the other sim card (2g?)/3g (voice only) simultaneously.
Of course only counting the dual sim versions.
LeTV LeEco Le Max 2 (Qualcomm Snapdragon 820)
Oneplus Three (Qualcomm Snapdragon 820) - confirmed
Sony Xperia X Performance (Qualcomm Snapdragon 820)
Xiaomi Mi5 (Qualcomm Snapdragon 820) - confirmed
Xiaomi Mi Max (Qualcomm Snapdragon 650)
Xiaomi Redmi Note 3 Pro (Qualcomm Snapdragon 650 Snapdragon) (un-officially
- Need to un-lock and flash modifed rom)
Zenfone 3 (Qualcomm Snapdragon 625) link in hardwarezone thread
Zenfone 3 Ultra (Qualcom Snapdragon 652) link in hardwarezone thread
ZUK Z2 pro (Qualcomm Snapdragon 820)
In another link I can read confirmation at a conference of:
Moto G4 (Qualcomm Snapdragon 617)
Moto G4 Plus (Qualcomm Snapdragon 617)
forum.xda-developers.com/android/help/dual-sim-simultaneous-4g-3g-capable-
t3370632/page2