Oppo A91 unlocked smartphone 128GB 8GB Review

The Oppo A91 features a 2.1 GHz octa-core processor and 8GB of RAM. It has 128GB of internal storage, expandable via a dedicated microSDXC slot. The phone runs on Android 9.0 (Pie) and is powered by a 4025mAh non-removable battery.

For network compatibility, it supports the following frequencies:

SIM Card 1:

• 2G: GSM 850 / 900 / 1800 / 1900, and/or CDMA 800 & TD-SCDMA
• 3G: WCDMA 850(B5) / 1700|2100(B4) / 1900(B2) / 2100(B1)
• 4G: LTE 700(B28) / 800(B20) / 850(B5) / 900(B8) / 1800(B3) / 2100(B1) / 2300(B40) / 2500(B41) / 2600(B7) / 2600(B38)

SIM Card 2:

• 2G: GSM 850 / 900 / 1800 / 1900, and/or CDMA 800 & TD-SCDMA
• 3G: WCDMA 850(B5) / 1700|2100(B4) / 1900(B2) / 2100(B1)
• 4G: LTE 700(B28) / 800(B20) / 850(B5) / 900(B8) / 1800(B3) / 2100(B1) / 2300(B40) / 2500(B41) / 2600(B7) / 2600(B38)

Please check with your network provider for compatibility before purchasing.

This smartphone is not compatible with CDMA networks like Verizon, Sprint, or US Cellular. For US buyers, please confirm 3G or 4G/LTE compatibility with your carrier before purchasing.

It has dual SIM slots:
• SIM 1: Supports 2G GSM, 3G WCDMA, and 4G LTE across multiple bands.
• SIM 2: Supports 2G GSM only.

It features a 6.4-inch AMOLED display with 1080 x 2400 resolution and Corning Gorilla Glass 5. It runs on Android 9.0 (Pie), powered by a MediaTek Helio P70 octa-core processor, and comes with 128GB of storage, 8GB of RAM, and a dedicated microSDXC card slot.