What is the main difference between Critical Mass and Purple Haze?

Critical Mass is a Indica strain (80% Indica / 20% Sativa) with THC levels of 19–22%, while Purple Haze is a Sativa strain (15% Indica / 85% Sativa) with THC levels of 24–28%.

Which strain has higher THC — Critical Mass or Purple Haze?

Purple Haze has higher THC at 24–28%, compared to Critical Mass at 19–22%.

What effects does Critical Mass have compared to Purple Haze?

Critical Mass produces relaxing, sleepy, tingling, euphoric, happy effects, ideal for evening use. Purple Haze produces creative, euphoric, giggly, social, energetic effects, best for morning use.

What terpenes are in Critical Mass and Purple Haze?

Critical Mass features Myrcene, giving it citrus, honey, skunk flavors. Purple Haze features Myrcene, with berry, fruity, grape flavors.

Which medical conditions can Critical Mass and Purple Haze help with?

Critical Mass may help with add/adhd, arthritis, chronic pain, depression, fatigue, fibromyalgia, inflammation, insomnia, nausea, stress, pain, anxiety. Purple Haze may help with asthma, chronic pain, depression, fatigue, migraines, nausea, ptsd, stress, anxiety. Consult a healthcare professional before using cannabis for medical purposes.

Strain Encyclopedia

Critical Mass

Indica — THC 22%

Purple Haze

Sativa — THC 28%

Potency, effects, terpenes, flavors, growing difficulty, and medical uses — compared side by side.

Home/Strain Comparisons/Critical Mass vs Purple Haze

Quick Verdict

Who wins in each category?

⚡

Potency

Purple Haze

🏥

Medical

Critical Mass

🌱

Growing

Critical Mass

🍋

Flavor

Purple Haze

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

Critical Mass

Purple Haze

Effect Matchup

Side-by-side effect intensity — bars show relative prominence

Critical Mass

Effect

Purple Haze

68%

Euphoric

88%

100%

Relaxing

88%

Sleepy

77%

Tingling

60%

Happy

53%

Uplifting

46%

Body-buzz

Creative

100%

Giggly

77%

Social

68%

Energetic

60%

Terpenes

53%

1 shared effect highlighted

Critical Mass — Potency

THC0%

CBD0%

Potency LevelStrong

Purple Haze — Potency

THC0%

CBD0%

Potency LevelVery Strong

Afghani x Skunk #1Critical Mass

Indica 80%Sativa 20%

Purple Thai x HazePurple Haze

Indica 15%Sativa 85%

Side-by-Side Specs

Green highlight indicates the superior value

Critical Mass

Profile Comparison

Shared (1)

Euphoric

Only Critical Mass (6)

RelaxingSleepyTinglingHappyUpliftingBody-buzz

Only Purple Haze (5)

CreativeGigglySocialEnergeticTerpenes

Possible Side Effects

Shared

Dry mouthDry eyes

Only Critical Mass

Anxious

Only Purple Haze

Dizzy

Growing Guide Comparison

Critical Mass

Flowering6-8 weeks

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

Purple Haze

Flowering7-9 weeks

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

About These Strains

Critical Mass

Indica 80/20 — THC 19–22% — CBD 5–5%

Critical Mass is an indica dominant hybrid (80% indica/20% sativa) strain that's a cross between the iconic Afghani X Skunk #1 strains. This bud gets its name from the tendency of branches to break under the weight of the insanely dense buds.

It's not uncommon for growers to find branches of their Critical Mass plants littering the floors of their greenhouses.

Purple Haze

Sativa 15/85 — THC 24–28%

Purple Haze is a sativa dominant hybrid (85% sativa/15% indica) strain that is a potent cross between the rare yet popular Purple Thai X Haze strains. This dank bud boasts a THC level ranging from 14-19% on average and an array of sativa and indica effects.

Purple Haze was named after Jimi Hendrix's classic 1967 song and is one of the most famous strains ever thanks to its popularity in the 1960s.

Which One Is Right for You?

Critical Mass and Purple Haze are both excellent strains with distinct characteristics. Critical Mass is a Indica with 19–22% THC, while Purple Haze is a Sativa with 24–28% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Critical Mass

Choose Critical Mass if you want easier growing, deeper body relaxation, higher CBD for medical use, broader medical applications. Critical Mass is an indica dominant hybrid (80% indica/20% sativa) strain that's a cross between the iconic Afghani X Skunk #1 strains.

Choose Purple Haze

Choose Purple Haze if you want higher THC potency, more cerebral/uplifting effects. Purple Haze is a sativa dominant hybrid (85% sativa/15% indica) strain that is a potent cross between the rare yet popular Purple Thai X Haze strains.

Frequently Asked Questions

Common questions about Critical Mass vs Purple Haze

Medical Disclaimer

The information on this page is for educational purposes only and is not intended as medical advice. Cannabis affects everyone differently. Consult a qualified healthcare professional before using cannabis for any medical condition. Effects, potency, and medical benefits may vary. Do not use cannabis if pregnant, nursing, or under the legal age in your jurisdiction.

More Strain Comparisons

View All Comparisons