Baofeng UV-21R vs Retevis HA2

The Baofeng UV-21R is the clear winner here. Despite costing a quarter of the price, it outscores the HA2 by 8 points and offers confirmed 6W transmit power versus the HA2's unknown specifications. The single most important differentiator is price-to-performance ratio. You're paying $75 more for the HA2 primarily to gain APRS capability, which matters only if you actively use position tracking. The UV-21R's CHIRP compatibility makes programming straightforward, while the HA2 requires manual entry or proprietary software.

The UV-21R suits budget-conscious operators who need reliable simplex and repeater access without frills. Choose it if you want maximum capability for minimum outlay. The HA2 appeals to APRS enthusiasts willing to pay a premium for location features or those who specifically need its unknown advantages in TX power or form factor.

Ultimately, unless APRS functionality is essential to your operations, the UV-21R delivers better value. The higher overall score, known power output, and significantly lower price make it the safer choice for most amateur radio newcomers and casual operators.