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Real Reviews By Real People
The Uwell Caliburn G4 Mini is a pocket-sized auto-draw pod kit with a 1100mAh battery and 25W output. Auto wattage reads the pod resistance and sets the power with no buttons or manual adjustments needed. For a compact Caliburn vape that handles MTL and RDL from the first inhale, this is the one.
A 0.9 ohm GPP pod comes pre-installed for MTL vaping straight from the box. Caliburn G4 Mini pods include both G4 GPP pods and Caliburn G3 pods across 0.4 to 1.2 ohm resistances. Built-in mesh coils in every pod mean there are no separate coil swaps needed. Reversible pod insertion also provides two different airflow configurations from the same pod.
Nic salt e-liquids and 50/50 freebase pair well with the higher resistance pods at MTL settings. Auto-draw activation fires on inhale with no buttons anywhere on the kit body. Twelve colour options include basic finishes and etched special editions like Peafowl Emerald and Phoenix Purple.
Uwell G4 Mini works with both G4 GPP pods and G3 pods across a wide resistance range. A 0.9 ohm GPP pod ships pre-installed with every kit.
Pod Platform |
Resistances |
Style |
E-Liquid |
G4 GPP Pod |
0.4, 0.6, 0.8, 1.0, 1.2 ohm |
MTL to RDL |
Nic salts, 50/50, high VG |
G3 Pod |
0.4, 0.9 ohm |
MTL and RDL |
Nic salts, 50/50 freebase |
All pods have built-in mesh coils with no separate coil changes required for maintenance. GPP pods use top-fill, while G3 pods come in both top-fill and side-fill versions. A ClearView e-liquid window allows checking levels without pulling the pod out of the kit. U² anti-leak technology uses ultrasonic welding and a U-shaped condensate channel to prevent leaking.
Nic salt e-liquids work well with the higher resistance pods at 0.8 ohm and above on tighter MTL settings.
Auto wattage mode handles the G4 Mini output by reading the fitted pod and setting the correct power. No manual wattage adjustment exists on the G4 Mini as auto wattage takes care of everything automatically. Maximum output reaches 25W, and the mode scales down for higher resistance pods to keep the draw consistent.
In practice, the G4 Mini runs at lower power with a 1.2 ohm pod for tight MTL draws. A 0.4 ohm pod pushes closer to the 25W maximum for a warmer and looser RDL experience.
An airflow slider on the side of the kit moves continuously from closed to open with no fixed positions. Flipping the pod 180 degrees changes the airflow path and creates a noticeably different draw character. Getting two draw configurations from the same pod and airflow setting is something most compact pod kits do not offer.
Twelve finishes split between basic colours and etched special editions are available for the G4 Mini:
Spec |
Detail |
Model |
Uwell Caliburn G4 Mini |
Battery |
1100mAh |
Output |
25W maximum (auto wattage) |
Charging |
USB-C |
Pod Compatibility |
G4 GPP pods (0.4 to 1.2 ohm), G3 pods (0.4, 0.9 ohm) |
Activation |
Auto-draw (no buttons) |
Airflow |
Adjustable slider and reversible pod |
Anti-leak |
U² (ultrasonic welding) |
Colours |
12 options |
Vaping Style |
MTL and RDL |
E-liquid |
Nic salts, 50/50, high VG freebase |
G4 Mini is the smallest kit in the current Caliburn range with auto wattage removing all manual setup. Fitting a pod and inhaling is the only step required to start vaping straight away. Dual pod platform support across GPP and G3 provides resistance options from 0.4 to 1.2 ohm for MTL and RDL. Reversible pod insertion doubles the available airflow choices without needing to buy additional accessories.
Our best vape juice flavours for Caliburn G4 guide covers pairing suggestions for the kit.
Depending on how many cigarettes you smoke, we recommend the following strength e-liquids with the Uwell Caliburn G4 Mini Pod Vape Kit.
Wondering what Nic Salts are? See our guide here.
To get the most from your coils, take a look at our coil priming guide.
Free Premium Delivery: Orders over £30 qualify for free Royal Mail Tracked 24 or DPD Pickup Shop. Orders over £60 get free DPD Next Day home delivery.
7-Day Dispatch: We dispatch orders every day of the week. Royal Mail services Monday-Friday, DPD services 7 days a week.
Important Battery Restriction: Non-Mainland UK and International orders are limited to 2 internal battery devices per package. Additional shipping charges may apply to split larger orders.
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Weekend Orders: Are fulfilled but dispatched Monday once Royal Mail collects
Non-Mainland UK: This is your only option for the following postcodes: AB, BT, JE, IM, IV, HS, KW, PA, PH, ZE, PO30-PO41, TR21-TR25
Non-Mainland UK: Automatically switched to Royal Mail Tracked 24
Non-Mainland UK: Automatically switched to Royal Mail Tracked 24
Orders after 4pm Friday: Automatically switched to Sunday delivery
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Returns: If returned to sender, item cost refunded minus all shipping charges
Detained Goods: Ecigone is not liable for goods detained by customs
Returns: If returned to sender, item cost refunded minus all shipping charges
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