Power Plugs and Voltage in Vietnam

Vietnam runs on 220 volts at 50 hertz. Sockets are a relaxed mix: mostly Type A (two flat pins, like North America) and Type C (two round pins, like Europe), often combined into a single dual-format socket that accepts either. Type G (the chunky three-pin British plug) is rare and almost always needs an adapter.

What this means for your gear

If you bring	What you need
North American (110V) phone or laptop charger	Nothing — almost all modern chargers handle 100–240V
North American (110V) hairdryer, curling iron, kettle	A voltage converter, or leave it home
European 220V two-pin charger	Nothing — plugs straight in
British three-pin plug	A Type G to Type A/C adapter
Australian / NZ plug	A travel adapter
Anything labelled "100–240V 50/60Hz"	Just plug in

Check the small print on every charger and appliance before you fly. It will say something like "INPUT: 100-240V ~50/60Hz" if it is dual-voltage. If it only says "120V 60Hz", do not plug it in here.

Phones, laptops, e-readers, electric toothbrushes, most cameras and most modern razors are all dual-voltage. Hairdryers, irons and kettles usually are not.

Sockets in real Vietnamese rooms

In a typical hotel room you will see a dual-format socket — a slot for two flat pins AND a slot for two round pins, often with a third hole in the middle that looks like a Type B earth pin but rarely is. Plug Type A or Type C in directly. Type G (British) needs an adapter.

In older homes and budget guesthouses, the wiring is less consistent. You may see:

• Single-format Type A
• Single-format Type C
• Soviet-style dual round-pin sockets
• An exposed wire-end taped to a fan motor

A universal travel adapter handles all of this. Buy one before you fly, or buy a basic one for ~50,000đ at any electronics street stall in Vietnam.

USB at the bedside

Most three-star and up hotels built since 2018 have USB-A ports on the bedside lamp or in the wall socket. Five-star hotels often have USB-C as well. Older hotels and budget places — no USB; bring your own cable + plug.

A small four-port USB charger from home is a good travel companion: one plug, four devices, frees up the room's single working socket.

Power quality and surges

Power in Vietnamese cities is mostly stable. Brief outages happen in the rainy season (May–Oct). Brownouts — voltage drops where the lights dim — are rare but do happen.

What this means for sensitive electronics:

• Laptops on battery ride through everything.
• A desktop or external monitor in a long-stay rental — consider a small UPS (around 1.5–3 million VND from Phong Vu or TheGioiDiDong).
• A travel surge protector (a power strip with built-in surge suppression) is cheap insurance for camera batteries, drone chargers, expensive laptops. Maybe 500,000đ.
• Lightning during thunderstorms can spike the grid. Unplug serious electronics if a storm is overhead in Hanoi or HCMC.

The single appliance most likely to die from Vietnamese power is a hairdryer brought from a 110V country. Do not bring 110V appliances.

Generators and outages

Rural Vietnam has more outages than the cities. Cafés in tourist towns often run small petrol generators that kick in within 30 seconds — your fan and your laptop both keep going, but the wifi router takes a minute to reboot. Larger places (hotels, restaurants) sometimes have proper diesel backup that is invisible to guests.

For people working long-term in places like Hoi An or Phu Quoc, a small power bank that can run a laptop (60W+ output, ~20,000mAh) is a quality-of-life upgrade. Anker, Xiaomi and Romoss are all sold locally for half what they cost in Europe.

Charging multiple devices

A typical traveller arrives with: phone, laptop, camera battery charger, e-reader, power bank, headphones. Six devices, often one hotel socket.

Best setup:

1. One universal travel adapter as the wall interface.
2. One multi-port USB-C/USB-A charger (Anker 65W or 100W, GaN brick) plugged into the adapter.
3. USB cables for the rest.

This collapses to a single brick in your bag and leaves the hotel socket free for whatever takes a normal plug.

What about voltage converters?

A real step-down voltage converter (220V → 110V, heavy, ~1 kg) is needed only if you insist on bringing a 110V hairdryer, curling iron or kettle. Almost no one needs this. Buy a cheap dual-voltage replacement before the trip, or borrow your hotel's hairdryer.

Travel converters labelled "200W" do not safely run hot appliances. They work for shavers and small phone chargers — both of which are dual-voltage already and do not need a converter. Save the money.

A two-line summary

Bring a universal travel adapter and a multi-port USB charger. Skip the voltage converter unless you are bringing a heater or a hairdryer. Pair this with the rest of the packing list.