EcoTech Radion XR15 G6 Pro LED Reef Light vs Neptune Systems Apex A3 Pro Controller System
Head-to-head spec comparison to help you pick the right product for your needs.
EcoTech Marine
$599
Neptune Systems
$949
Spec-by-Spec Comparison
| Spec | EcoTech Radion XR15 G6 Pro LED Reef Light | Neptune Systems Apex A3 Pro Controller System |
|---|---|---|
| Category | LED Light | Controller |
| Tank Size | 24x24" coverage (2x2 ft) gal | Any — modular system gal |
| Wattage | 95 W | 12 W |
| Flow Rate | 0 GPH | 0 GPH |
| PAR @ 12" | 600 µmol | 0 µmol |
| Spectrum | 10 channel (Cool White, Warm White, Royal Blue, Blue, Green, Red, UV 395/405/415/430nm) | N/A |
| Noise Level | Low — active cooling with quiet fan dB | Silent dB |
| App Control | Yes | Yes |
| WiFi | Yes | Yes |
| Dimensions | 7" x 7" x 1.5" | 4" x 8" x 1.75" |
| Weight | 3.5 lbs | 6.5 lbs |
| Warranty | 2 years | 2 years |
| Price | $599 | $949 |
| Rating | 9.4/10 | 9.6/10 |
| Check Price on Amazon | Check Price on Amazon |
Pros & Cons
EcoTech Radion XR15 G6 Pro LED Reef Light
Pros
- 50 diodes across 10 channels including UV at 395/405/415/430nm — most spectral control available
- Mobius app ecosystem integrates with VorTech pumps and Versa dosers
- 126.3-degree wide lens spread reduces hot spots
- G6 generation significantly improved PAR uniformity over G5
- EcoSmart wireless makes multi-fixture synchronization seamless
Cons
- Premium price — $599 per unit adds up fast on larger tanks
- Mobius app has a learning curve compared to simpler controllers
- Heavier than AI Hydra at 3.5 lbs per unit
Neptune Systems Apex A3 Pro Controller System
Pros
- Complete ecosystem — monitors pH, ORP, temp, salinity, and leak detection out of the box
- EnergyBar 832 included — 8 individually controllable outlets with energy monitoring
- Apex Fusion cloud dashboard with mobile alerts, logging, and remote control
- 4 FMM ports and Aquabus expansion — virtually unlimited growth potential
- Lab-grade probes included — no need to buy separate calibration-quality sensors
Cons
- Steep learning curve — programming requires understanding Apex's statement-based language
- Nearly $1,000 entry point before any expansion modules
- Requires reliable internet for cloud features and mobile alerts
Our Verdicts
EcoTech Radion XR15 G6 Pro LED Reef Light
The Radion XR15 G6 Pro is the most technologically advanced reef light you can buy. Ten independently controllable channels with four UV wavelengths give you unprecedented spectrum customization. If you're already in the EcoTech ecosystem or want the absolute best light science available, this is endgame reef lighting.
Neptune Systems Apex A3 Pro Controller System
The Neptune Apex A3 Pro is the nervous system of a serious reef tank. It monitors everything, controls everything, and alerts you before problems become disasters. The price is significant, but consider what you're protecting — $3K-10K in livestock and equipment. For SPS keepers, the Apex isn't a luxury. It's insurance.