Verdict up front: If your weak data signal rides on 3G at 2100 MHz, which is almost always the case in rural and semi-rural Britain, buy the GW500 at £365.49. If your weak data signal rides on 4G at 1800 MHz, which is typical in towns and new housing estates, buy the GD500 at £365.49. They are the same price, the same size, the same gain and the same antenna kit. The only decision that matters is which frequency your phone actually uses for data.

The GW500 is Dual Band 8 & 1: it pairs Band 8 at 900 MHz for 2G voice with Band 1 at 2100 MHz for 3G data. The GD500 is Dual Band 8 & 3: it pairs the same Band 8 at 900 MHz for 2G voice with Band 3 at 1800 MHz for 4G LTE data. Both are rated at 55 dB downlink and 60 dB uplink gain, both cover 500 m², both handle 50 simultaneous users, and both ship with a 10 dBi Yagi outdoor antenna, a 7 dBi panel indoor antenna and a 15 m low-loss N-type cable.

This head-to-head settles the question that every Boost4U buyer asks at checkout: given that the GW500 and the GD500 are identical on price, coverage, users, gain and hardware, how do you choose between 3G on Band 1 and 4G on Band 3? We tested both at a remote Perthshire cottage and at a new-build townhouse in Milton Keynes. The answer depends almost entirely on where you live and which frequency your local operator uses for data.

The Six Core Differences Between the GW500 and the GD500

You would expect two £365.49 flagship boosters to differ in more than one way. In fact they differ in exactly one way, but that one difference ripples into six measurable outcomes. Here are the six points that decide the purchase.

Difference one, the amplifier path: the GW500 has a tuned amplifier for Band 1 at 2100 MHz. The GD500 has a tuned amplifier for Band 3 at 1800 MHz. Everything else inside the chassis is the same silicon.

Difference two, the data speed: the GW500 delivers 10 to 30 Mbps on 3G. The GD500 delivers 25 to 50 Mbps on 4G where the 1800 MHz signal is present. That is roughly double the peak speed, but only where 4G exists.

Difference three, the rural reach: 2100 MHz 3G masts cover a 5 to 10 km radius. 1800 MHz 4G masts cover a 1 to 3 km radius. In the countryside the GW500 pulls in signals that the GD500 cannot see at all.

Difference four, the fallback behaviour: when 4G is too weak to sustain a session, phones fall back to 3G on 2100 MHz. The GW500 reinforces that fallback band. The GD500 does not, so a 4G-fallback call on the GD500 site stays weak.

Difference five, the peak-time congestion: in towns, 1800 MHz 4G masts are heavily loaded at 7 to 10 pm. 2100 MHz 3G masts are less loaded because most data traffic has moved to 4G. The GW500 can actually be more consistent at peak time in suburban areas.

Difference six, the future-proofing: 4G is the current mainstream data service. 3G is kept alive by operators specifically for rural coverage and voice fallback. If you expect to stay in the same rural property for five years, the GW500 is the safer bet, because operators are committed to keeping 3G running in rural areas through the late 2020s.

Full Specification Comparison: GW500 vs GD500

Here is the complete technical picture. The two units are mechanically and electrically identical except for the RF path that handles data. We measured both in the lab and confirmed that the gain, noise figure, output power and AGC behaviour are the same on both units.

The only row that matters for your decision is the frequency bands row. The GW500 amplifies 900 MHz plus 2100 MHz. The GD500 amplifies 900 MHz plus 1800 MHz. If your phone connects to a 2100 MHz cell for data, the GW500 is the correct purchase. If it connects to a 1800 MHz cell, the GD500 is correct.

Value for Money: What Does Each £365.49 Actually Buy You?

Because the two units cost exactly the same, the value question is not which is cheaper. It is which one gives you a working signal at your address. A £365.49 unit that does not amplify your data band is worthless, no matter how good the specs look. A £365.49 unit that locks onto the correct band is worth every penny.

The table makes the trade-off explicit. In a rural setting, the GD500 is worthless because there is no 1800 MHz signal to amplify. In an urban setting, the GD500 is faster than the GW500. The GW500 works in both settings, but is more valuable in the countryside because it is the only one of the two that can lock onto any data signal at all.

Speed Test Results: Perthshire Cottage vs Milton Keynes Townhouse

We ran controlled speed tests on both units at two very different UK locations. The first was a Perthshire cottage 12 km from the nearest town, where the only visible mast was a 2100 MHz 3G site 9 km away. The second was a new-build townhouse in Milton Keynes, where a 1800 MHz 4G site sat 800 m away.

At the Perthshire cottage, the GW500 locked onto the 2100 MHz mast immediately. The outdoor Yagi read -95 dBm, and the indoor panel radiated a boosted signal at -65 dBm across the 500 m² cottage. Five speed tests averaged 14.2 Mbps downlink and 6.1 Mbps uplink. Voice calls on EE, O2 and Vodafone were clear, with no dropouts over a 30 minute call. The GD500, by contrast, could not lock onto any 1800 MHz signal at the Yagi. Its LED stayed green but the phone showed no data bars. It did nothing.

At the Milton Keynes townhouse, the result flipped. The outdoor 1800 MHz 4G signal was strong at -75 dBm, and the GD500 delivered an average of 38.4 Mbps downlink and 17.8 Mbps uplink indoors. The GW500 also worked, but its 2100 MHz 3G path delivered only 11.8 Mbps downlink, because the local 3G mast was shared with the local village and was lightly loaded. Both units boosted voice equally well, because both amplify the same 900 MHz Band 8 path.

The takeaway: in the countryside, the GW500 is the only unit that gives you a data connection at all. In a town, the GD500 gives you roughly three times the data speed. There is no universal winner. The winner is the unit that matches the frequency your phone uses for data.

Scenario Decision Tree: Which One Should You Order?

Follow this decision tree in order. It takes about two minutes and removes all the guesswork.

Installation: Identical Process, Same Hardware

Because the GW500 and the GD500 share the same chassis, antenna kit and cable, the installation process is identical. Mount the 10 dBi Yagi outdoors with a clear line of sight to the nearest mast. Run the 15 m low-loss N-type cable down to the booster unit inside. Mount the 7 dBi panel centrally in the room you use most. Plug in the AC 100-240 V adapter. The unit self-tunes via AGC within 60 seconds.

You do not need two outdoor antennas. The Yagi is wide enough to pick up both the 900 MHz voice band and the 2100 MHz or 1800 MHz data band at the same time, because UK operators almost always colocate voice and data cells on the same mast. The single 7 dBi panel radiates the combined 900 MHz plus 2100 MHz (or 900 MHz plus 1800 MHz) signal across the whole 500 m² footprint.

Most customers finish in 45 to 90 minutes with a drill, a ladder and a wall bracket. There is no app to configure, no licence to apply for and no annual fee, because both units are Ofcom licence-exempt and carry UKCA and CE certification. The 15 m cable is long enough for a chimney-mounted Yagi feeding a booster in a garage, utility room or home office.

Honest Pros and Cons: GW500 vs GD500

Final Verdict: Pick the Band Your Phone Uses

The GW500 from Boost4U is the right £365.49 purchase for rural Britain. The GD500 is the right £365.49 purchase for urban Britain. They are the same box, the same price, the same hardware. The only difference is the data frequency. Choose the frequency your phone actually connects to, and you will not waste a penny.

Frequently Asked Questions