Dragonball Z
Power levels

Raditz saga

Radditz: 1200
Piccolo: 322 (weighted clothes)
Piccolo: 408 (with out clothes)
Piccolo: 1330 (beam cannon 1st try)
Piccolo: 1440 (beam cannon 2nd try)
Goku: 330 (weighted clothes)
Goku: 416 (without clothes)
Goku: 1200 (Kamehameha)
Gohan: 1-1307 (power changes with anger)
Master Roshi: 139
Roshiís turtle: 0.005
Krillin: 206
Yamcha: 177
Chaotzu: 145
Tien: 250

Saiyan saga

Saibamen: 1200
Yamcha: 1200
Krillon: 1750
Tien: 1830
Chaotzu: 1050
Piccolo: 1220-3500 (max)
Gohan: 981-2800 (angry)
Goku: 8000
Goku: 12000 (kaioken)
Goku: 14050 (kaiokenx2)
Goku: 20000 (kaiokenx3)
Goku: 24000 (kaiokenx4)
Nappa: 4000
Vegeta: 18000
Vegeta: 180,000 (oozaru) 

Frieza saga

Part-1 Gohan and Krillon vs. Friezaís thugs

Gohan: 14000
Krillin: 13000
Thug#1: 10000
Thug#2: 9000

Part-2 Vegeta vs. Kuwi

Vegeta: 24000
Kuwi: 18000

Part-3 Vegeta vs. Dodoria

Vegeta: 24000
Dodoria: 21000

Part-4 Vegeta vs. Zarbon 1st time

Vegeta: 30000
Zarbon: 25000
Zarbon: 33000 (2nd form)

Part-5 Vegeta vs. Zarbon 2nd time

Vegeta: 35000
Zarbon: 25000
Zarbon: 33000 (2nd form)

Part-6 the Ginyu Force

Krillin: 18000 (Guru power up)
Gohan: 22000 (Guru power up)
Vegeta: 35000
Guldo: 10000
Recoome: 40000

Part-7 Goku vs. The ginyu force

Goku: 180,000 (max)
Jeice: 45000
Berter: 45000
Recoome: 40000
Captain Ginyu: 120,000

Part-8 Ginyu vs. Z-fighters

Ginyu in Gokuís body: 23000
Gohan: 20000
Krillin: 19000
Vegeta: 55000
Goku in Ginyuís body: 22000
Jeice: 45000

Part-9 Nail vs. Frieza

Nail: 42000
Frieza: 500,000

Part-10 Vegeta vs. Frieza 1st time

Vegeta: 55000
Frieza: 500,000 (1st form)
Frieza: 1,000,000 (2nd form)

Part-11 Piccolo vs. Frieza

Piccolo: 800,000
Piccolo: 1,000,000 (merged with Nail)
Frieza: 1,000,000 (2nd form)
Frieza: 6,000,000 (3rd form)

Part-12 Vegeta vs. Frieza 2nd time

Vegeta: 900,000
Frieza: 13,000,000 (final form)

Part-13 Goku vs. Frieza

Goku: 1,500,000
Goku: 5,000,000 (powered up)
Goku: 15,000,000 (super saiyan)
Goku: 20,000,000 (revived from death)
Frieza: 13,000,000 (final form)
Frieza: 14,000,000 (50%)
Frieza: 15,000,000 (100%)

Part-14 Trunks vs. Frieza and King Cold

King Cold: 30,000,000
Frieza-bot: 33,000,000
Trunks: 37,000,000 (super saiyan)
Goku: 45,000,000 (super saiyan)

Cell saga

SSJ Goku: 50,000,000
SSJ Vegeta: 47,000,000
SSJ Trunks: 45,000,000
Piccolo: 20,000,000
Gohan: 15,000,000
Android 16: 65,000,000
Android 17: 60,000,000
Android 18: 58,000,000
Android 19: 15,000,000
Android 20: 18,000,000 (Dr. Gero)
Cell: 65,000,000
Kamiccolo: 60,000,000
Cell: 100,000,000 (2nd form)
Vegeta: 110,000,000 (after 1 year training)
Trunks: 105,000,000 (after 1 year training)
Perfect Cell: 250,000,000

Cell game

Piccolo: 100,000,000
SSJ Vegeta: 135,000,000
SSJ Trunks: 125,000,000
SSJ Gohan: 90,000,000
SSJ Goku: 200,000,000
SSJ2 Gohan: 270,000,000
Cell Jr.: 140,000,000
Ultra Perfect Cell: 270,000,000

Buu saga

(7 years later)

Piccolo: 250,000,000
Gohan: 290,000,000
Vegeta: 340,000,000
Goku: 340,500,000
Chibi Trunks: 140,000,000
Goten: 135,000,000
Android 18: 110,000,000
Kaioshin: 170,000,000
Kibit: 160,000,000
Yam: 300,000,000
Supopo: 300,000,000
Doubler: 330,000,000
Fat Buu: 380,000,000
Majin Vegeta: 360,000,000
SSJ3 Goku: 400,000,000
Evil Buu: 390,000,000
Gotenks: 290,000,000
SSJ Gotenks: 340,000,000
SSJ3 Gotenks: 410,000,000
Majin Buu: 420,000,000 (after eating Piccolo and Gotenks)
Gohan Jet sword: 360,000,000
Gohan: 430,000,000 (after Kaioshin power up)
Majin Buu: 450,000,000 (after eating Gohan)
Vegetto: 500,000,000
Super Buu: 455,000,000
Perfect Buu: 485,000,000