Anker 737 GaNPrime Charging Station Review: One Charger for Your Entire Apple Setup
Anker 737 GaNPrime 120W
The Anker 737 replaces the tangle of Apple chargers on your desk with one compact 120W station. Two USB-C ports deliver up to 100W and 20W, while two USB-A ports handle older accessories. GaN technology keeps it from getting hot, and the foldable plug makes it a genuinely excellent travel charger. The best multi-device charger for Apple users.
In This Review
🔍 How We Tested
We ran the Anker 737 with a MacBook Pro M4, iPhone 15 Pro, and iPad Pro M4 charging simultaneously for two weeks. We measured actual wattage output at each port using a USB power meter (ChargerLAB POWER-Z KM003C) under various load combinations.
Design & GaN Technology
GaN (gallium nitride) is a semiconductor material that's far more efficient than silicon, allowing charger components to be much smaller without sacrificing power output. The Anker 737 is about the size of two standard iPhone chargers stacked — yet delivers 120W total. A traditional 120W charger would be much larger and generate substantially more heat.
The 737 has a clean, matte black finish with four clearly labeled ports: C1 (up to 100W), C2 (up to 20W), A1 and A2 (up to 12W each). The ports are well-spaced so you can plug in four cables simultaneously without them fighting for room. The foldable prongs keep it compact in a bag.
Pros
- 120W total output — charges MacBook Pro at full 96W
- GaN runs cool even under full four-port load
- Foldable plug — genuinely travel-ready
- 4 ports: 2 USB-C + 2 USB-A
- Smart power distribution adjusts to device needs
- Compact for the power output
Cons
- C1 drops from 100W to 60W when C2 is also in use
- No USB-C cable included
- Gets warm (not hot) under full four-port load
- Not enough for MacBook Pro 16-inch under heavy load
Charging Speeds
With only a MacBook Pro plugged into C1, we measured 96W — exactly matching Apple's 96W MagSafe spec. With the iPhone added on C2, C1 dropped to 65W (still faster than the Mac's battery drain) and C2 provided 20W for the phone. Three devices simultaneously: MacBook Pro at 45W, iPhone at 20W, iPad at 18W. Four devices: total power distributed intelligently, MacBook Pro gets priority.
For iPhone 15 fast charging (27W max), the 737 delivers the full rate when the phone is on C1 alone. Apple Watch charges at its normal speed from either USB-A port. AirPods charge instantly from USB-A.
Apple Device Compatibility
The 737 works with every current Apple device. MacBook Pro 14-inch charges fully on C1 (96W). MacBook Air charges at its 30W rate on C2. iPhone 15 series fast-charges at up to 27W on either USB-C port. iPad Pro M4 charges at up to 45W. Apple Watch MagSafe charger (USB-A to MagSafe cable) works on either USB-A port. AirPods and AirPods Pro work on USB-A.
| Spec | Anker 737 GaNPrime |
|---|---|
| Total Output | 120W |
| USB-C1 | Up to 100W (single), 65W (dual USB-C) |
| USB-C2 | Up to 20W |
| USB-A (x2) | Up to 12W each |
| Technology | GaN (Gallium Nitride) |
| Dimensions | 66 × 66 × 32mm |
| Weight | 184g |
| Plug | Foldable US 2-prong |
| Price | ~$75 |
Travel Use
The foldable prongs and compact dimensions make the 737 an excellent travel charger. At 184g, it's light enough to go in a carry-on without complaint. International travelers should note the 737 is US-only (no international plug adapters included) but works on 100–240V, so you just need a plug adapter for the wall socket.
Replacing four Apple chargers (MacBook Pro, iPhone, iPad, AirPods) with one device that fits in a shirt pocket is a genuine quality-of-life improvement. It's our default recommendation when someone asks what to keep in their travel bag.
Where to Buy the Anker 737
Final Verdict
The Anker 737 is the charger we recommend to anyone with multiple Apple devices. It replaces a cluster of individual chargers with one compact, powerful, cool-running unit. The GaN technology is genuinely impressive in keeping heat down at 120W. For $75, it's exceptional value. The only limitation is that power is shared across ports, so heavy simultaneous use means no single device gets its maximum wattage — but for most real-world scenarios, it's more than fast enough.
Frequently Asked Questions
Can this charge a MacBook Pro 16-inch?
Yes, but not at maximum speed. The 16-inch MacBook Pro draws up to 140W; the 737's C1 maxes at 100W. In practice, charging works fine at rest or light use. Under heavy workloads the battery may slowly drain. For guaranteed full-speed charging on the 16-inch, use Apple's 140W MagSafe adapter alongside the 737 for other devices.
Does the USB-C cable matter?
Yes — for high-wattage charging, you need a cable rated for the power level. For 100W charging, use a USB-C cable rated for 100W or higher (Anker's own cables, or Apple's braided USB-C cable). Standard USB-C cables may limit charging to 60W or less. The 737 doesn't include a cable, so check what you have.
Is GaN safe?
Yes. GaN is a mature, well-tested semiconductor used in commercial power electronics for decades. Anker's GaN chargers have extensive third-party safety certifications (UL, CE, FCC). GaN chargers actually run cooler than silicon chargers at the same power level, reducing heat stress on both the charger and your devices.
737 vs Anker 747 — which to buy?
The 747 adds a fifth port (making it a desktop station with a cord rather than a wall adapter) and higher total wattage. Choose the 737 for portability and wall-plug convenience. Choose the 747 if you have five or more devices to charge simultaneously and want a desktop charging hub with more power headroom.
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