Maybe as you knew, both Crown tank and TFV4 tank are two popular sub ohm tanks in the market ,they shared some commons as well as some different and following is a simple comparison between these two atomizers,not so professional,yet,just for sharing and hope it will be useful .

Crown Sub-ohm Tank : The Crown by Uwell is a super ultra tank with 4ml liquid capacity and works well with Single Coil, Dual Coils, Temperature Control Coil and the RBA Coil.This stainless steel tank with quartz glass chamber and decently sized adjustable airflow to creat huge vapor to let you have a great vaping experience.



Smok TFV4 Tank : Features four different coil heads: quadruple, triple, single RBA and dual RBA and has a 5ml liquid capacity.and has an innovative drip tip,works well with 510 thread.



Commons

1.Supports RBA function.

2.Works well with 510 thread.

3.Uses Organic cotton coils

4.With Airflow control adjust function

5.High quality.

6. Both are Stainless Steel Design

Different

1. From different team .TFV4 by Smoktech,while Crown tank by Uwell .

2. Liquid Capacity : TFV4 was 5ml,while Crown Tank was 4ml.

3. Fill Liquid Design : Crown sub ohm tank can be filled from the top or bottom,while TFV4 only from top.

4. TFV4 Tanks features four different coil heads: quadruple, triple, single RBA and dual RBA,while Crown tank with Single Coil, Dual Coils, Temperature Control Coil and the RBA Coil.

5. Resistance: Crown : Single coil 1.2 ohm (10~30w) / Dual coil 0.25 ohm (80~120W) / 0.5 ohm (30~80W) / Ni200 0.15 ohm;Dual Parallel Wrapped Vertical Coils: 0.5 ohm (works with 30~80W) / 0.25 ohm: (works with 80~120W) //TFV4 : TF-Q4(Quadruple Sub-Ohm Coil): 0.15ohm /40W - 140w;TF-T3(Triple Sub-Ohm Coil): 0.20ohm / 40W – 130W;TF-R1 (Single RBA Coil): 0.85ohm;TF-R2 (Dual RBA Coil): 0.25ohm.

In fact,both of these two tanks are super ultra,and can match with almost all mods in the market.So if you like TFV4 design and large liquid capacity,you can give this sub ohm tank a shot.This tank has out the market for ages,with a good reputation.But if you more like Crown features,you can buy crown tank,this is a big welcomed tank in the market as well.So,it mainly depend on your own favorite. =)

He he. Who vapes in Nigeria?