Comparison page

BL702 vs RTL8730E

Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.

BL702

Maker and embedded projects needing BLE 5.0 + Thread + Zigbee connectivity with BLE and Thread.

RTL8730E

Maker and embedded projects needing Wi-Fi + BLE connectivity with Wi-Fi and BLE.

Specification Matrix

DimensionBL702 RTL8730E

CategoryWiFi MCUsWiFi MCUs

MakerBouffalo LabRealtek

Core32-bit RISC-VArm Cortex class

Clock144 MHz200 MHz class

WirelessBLE 5.0 + Thread + ZigbeeWi-Fi + BLE

Voltage3.3V3.3V

LibrariesNeeds verificationNeeds verification

Price$0.40 - $0.90$1.50 - $3.00

Known Tradeoffs

BL702

Module naming, flash size, and pin exposure vary by vendor board
English examples and library support should be verified before production use

RTL8730E

Module naming, flash size, and pin exposure vary by vendor board
English examples and library support should be verified before production use

Open Individual Model Pages

BL702

Bouffalo Lab

RISC-V Bluetooth LE, Zigbee, and Thread MCU for low-power wireless peripherals and smart home accessories.

China-madeWiFi MCUs78% confidence

RTL8730E

Realtek

Realtek wireless MCU family member targeting Wi-Fi and Bluetooth IoT modules with vendor SDK support.

China-madeWiFi MCUs65% confidence