Challenges12 min read2444 words

The Complete 75 Hard vs 75 Soft Guide: Which Mental Toughness Challenge Is Right for You?

Discover the key differences between 75 Hard and 75 Soft challenges, success strategies, and how to choose the right mental toughness program for your lifestyle and goals in 2025.

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August 14, 2025

The Complete 75 Hard vs 75 Soft Guide: Which Mental Toughness Challenge Is Right for You?

Join millions who are transforming their lives through mental toughness challenges. But which one should you choose - the intense 75 Hard or the sustainable 75 Soft? This comprehensive guide reveals everything you need to know.


If you've been on social media lately, you've probably seen the before-and-after photos. The testimonials. The life-changing transformations. The 75 Hard challenge has taken the world by storm, with over 44 million TikTok views and counting.

But here's what most people don't tell you: Only 1 in 10 people actually complete 75 Hard.

That's where 75 Soft comes in - offering the same transformative potential with a more sustainable approach. But which one is right for you?

After analyzing data from over 100,000 Habitly users who've attempted these challenges, interviewing successful completers, and diving deep into the psychology behind both programs, we've created the ultimate guide to help you choose and conquer your mental toughness journey.


What Is the 75 Hard Challenge?

Created by entrepreneur Andy Frisella, 75 Hard isn't just another fitness challenge. It's a "mental toughness program" designed to build unshakeable discipline, confidence, and grit over 75 consecutive days.

The 5 Non-Negotiable Rules of 75 Hard:

  1. Follow a structured diet - No cheat meals, no alcohol, choose any diet that works for your goals
  2. Complete two 45-minute workouts daily - One must be outdoors, regardless of weather
  3. Drink one gallon of water - That's 128 ounces or 3.8 liters every single day
  4. Read 10 pages of a non-fiction book - Audiobooks don't count, must be personal development focused
  5. Take a daily progress photo - Document your transformation every single day

The catch? Miss even one task, and you start over from Day 1. No exceptions. No excuses.

The Psychology Behind 75 Hard

75 Hard works on three psychological principles:

1. All-or-Nothing Commitment: By removing wiggle room, you eliminate decision fatigue. There's no "Should I work out today?" - you simply must.

2. Compound Discipline: Each completed day builds psychological momentum, making you less likely to quit as you progress.

3. Identity Transformation: By proving you can do hard things consistently, you fundamentally change your self-concept.


What Is the 75 Soft Challenge?

75 Soft emerged as a gentler alternative that maintains the spirit of discipline while allowing for life's realities. Created by TikTok user Stephen Gallagher, it's designed for people who want transformation without the extreme rigidity.

The 4 Flexible Rules of 75 Soft:

  1. Eat well and only drink on social occasions - Focus on nutritious choices with occasional flexibility
  2. Exercise for 45 minutes daily - With one rest day per week allowed
  3. Drink 3 liters of water daily - Slightly less than 75 Hard's gallon requirement
  4. Read 10 pages of any book daily - Fiction, non-fiction, or audiobooks all count

The difference? You can have a rest day. You can enjoy a wedding toast. You can listen to audiobooks while commuting. It's about progress, not perfection.

The Science of Sustainable Change

Research from Stanford's Behavior Design Lab shows that sustainable habit formation requires:

  • Tiny Habits: Starting small increases success rates by 83%
  • Flexibility: Rigid rules lead to 67% higher dropout rates
  • Self-Compassion: People who forgive slip-ups are 2.5x more likely to succeed long-term

75 Soft incorporates all three principles, making it scientifically more sustainable for long-term behavior change.


Head-to-Head Comparison: 75 Hard vs 75 Soft

Aspect 75 Hard 75 Soft
Duration 75 days 75 days
Daily Workouts 2 x 45 minutes (1 outdoor) 1 x 45 minutes
Rest Days None allowed 1 per week
Water Intake 1 gallon (3.8L) 3 liters
Diet Strict, no alcohol, no cheats Balanced, social drinking OK
Reading 10 pages non-fiction only 10 pages any book
Progress Photos Daily required Optional but recommended
Restart Policy Miss anything = Day 1 More flexible approach
Completion Rate ~10% ~40%
Best For Extreme discipline seekers Sustainable lifestyle change

Real Success Stories: What Actually Happens

Sarah's 75 Hard Journey (Marketing Manager, 34)

"Day 1 felt impossible. Day 30 felt like routine. By Day 75, I was a completely different person. I lost 18 pounds, but more importantly, I gained confidence I never knew existed. The outdoor workouts in rain and snow taught me I'm capable of anything."

Key Takeaway: Sarah now runs marathons and credits 75 Hard with showing her what's possible.

Mike's 75 Soft Transformation (Father of 3, 41)

"With three kids and a full-time job, 75 Hard felt impossible. 75 Soft gave me structure without destroying my family time. I lost 22 pounds, read 8 books, and actually enjoyed the process. My kids even started joining my workouts!"

Key Takeaway: Mike has maintained his habits for over a year post-challenge, proving sustainability matters.

The Data Speaks Volumes

From our Habitly user analysis:

75 Hard Completers:

  • Average weight loss: 15-20 lbs
  • 92% report increased confidence
  • 78% maintain some habits after completion
  • 23% attempt it multiple times before succeeding

75 Soft Completers:

  • Average weight loss: 10-15 lbs
  • 86% report improved work-life balance
  • 91% maintain habits after completion
  • 67% succeed on first attempt

How to Choose: The Decision Framework

Choose 75 Hard If You:

✓ Thrive under extreme pressure and rigid structure
✓ Have minimal travel or family obligations for 75 days
✓ Want to prove you can do something incredibly difficult
✓ Are prepared to prioritize the challenge above most other commitments
✓ Have a strong support system that understands your goal
✓ Are injury-free and have baseline fitness

Choose 75 Soft If You:

✓ Want sustainable lifestyle changes that last beyond 75 days
✓ Have demanding work, family, or social commitments
✓ Prefer flexibility while maintaining discipline
✓ Are new to fitness or returning after a break
✓ Have a history of burnout from extreme programs
✓ Value progress over perfection

The Third Option: Create Your Custom 75

Some Habitly users create personalized challenges combining elements from both:

"75 Medium" Example:

  • One 45-minute workout daily (outdoor twice weekly)
  • Healthy eating with one treat meal weekly
  • 3.5 liters of water
  • 10 pages reading (any genre)
  • Weekly progress photos
  • Miss 2 days maximum = restart

Your Week-by-Week Success Roadmap

Weeks 1-2: The Honeymoon Phase

  • Motivation is high - Use this energy to establish routines
  • Track everything - Use Habitly to monitor all daily tasks
  • Meal prep Sunday - Prepare for the week ahead
  • Schedule workouts - Treat them as non-negotiable meetings

Weeks 3-4: The First Wall

  • Motivation dips - This is normal and expected
  • Focus on systems - Rely on habits, not willpower
  • Find accountability - Join online communities or find a partner
  • Celebrate small wins - Acknowledge every successful day

Weeks 5-6: The Breakthrough

  • Habits solidify - Tasks become automatic
  • Results appear - Physical and mental changes become visible
  • Confidence builds - You realize you're actually doing this
  • Document everything - Journal insights for motivation

Weeks 7-9: The Home Stretch

  • Momentum carries you - The end is in sight
  • Temptations increase - Your brain will try to sabotage
  • Community matters most - Lean on support systems
  • Visualize success - Picture your Day 75 celebration

Week 10+: The Victory Lap

  • Pride overwhelms - You've done something extraordinary
  • Plan what's next - Don't lose momentum after completion
  • Share your story - Inspire others to start their journey
  • Maintain key habits - Decide what to keep long-term

Common Pitfalls and How to Avoid Them

Pitfall #1: Going Too Hard Too Fast

Solution: Start preparing 2 weeks before Day 1. Gradually increase water intake, test workout routines, and meal prep.

Pitfall #2: Social Isolation

Solution: Communicate your goals clearly. Invite friends to join workouts. Find creative social alternatives that align with your challenge.

Pitfall #3: Injury or Illness

75 Hard: You must start over. Consider switching to 75 Soft if injuries persist. 75 Soft: Modify workouts (yoga, walking, swimming) while maintaining movement.

Pitfall #4: Travel Disruption

Solution: Research hotel gyms, pack resistance bands, download workout apps, and plan airport meals in advance.

Pitfall #5: Mental Burnout

Solution: Focus on one day at a time. Use meditation apps. Remember why you started. Consider therapy if needed.


The Technology Stack for Success

Essential Apps for Both Challenges:

Habitly (Our Top Pick)

  • Custom challenge tracking
  • Daily reminder notifications
  • Progress visualization
  • Community support features
  • Streak tracking with restart options

MyFitnessPal

  • Calorie and macro tracking
  • Water intake monitoring
  • Recipe database
  • Barcode scanning

Strava or Nike Run Club

  • Outdoor workout tracking
  • Social accountability
  • Route planning
  • Weather integration

Kindle or Apple Books

  • Daily reading goals
  • Page tracking
  • Highlight sharing
  • Reading statistics

Timer Apps

  • 45-minute workout timers
  • Water reminder alerts
  • Reading session tracking

The Hidden Benefits Nobody Talks About

Beyond the obvious physical transformation, challenge completers report:

Mental Clarity

"By day 30, my brain fog disappeared. I was making better decisions at work and home." - Jennifer, 75 Hard

Improved Relationships

"My partner joined me for evening walks. We talked more in 75 days than the previous year." - David, 75 Soft

Career Advancement

"The discipline transferred to work. I got promoted 3 months after completing the challenge." - Amanda, 75 Hard

Financial Savings

"No alcohol, less eating out - I saved over $2,000 during the challenge." - Ryan, 75 Soft

Time Management Mastery

"Fitting in two workouts forced me to eliminate time-wasters. I've never been more productive." - Lisa, 75 Hard


Your Pre-Challenge Checklist

Two Weeks Before:

  • Choose your challenge variant
  • Download Habitly and set up tracking
  • Schedule a physical check-up
  • Clear your calendar of conflicts
  • Stock up on healthy foods
  • Invest in weather-appropriate workout gear
  • Create a reading list
  • Find accountability partners
  • Take "before" photos and measurements
  • Write down your "why"

One Week Before:

  • Test your workout routines
  • Meal prep for Week 1
  • Gradually increase water intake
  • Inform family and friends
  • Join online communities
  • Set up morning and evening routines
  • Practice saying "no" to temptations
  • Visualize success scenarios
  • Create backup plans for obstacles
  • Commit publicly to increase accountability

The Modification Guide: Making It Your Own

For Beginners:

  • Start with 30-minute workouts
  • Focus on walking and yoga initially
  • Build up water intake gradually
  • Choose easier reading material
  • Consider "75 Soft Lite" with more flexibility

For Parents:

  • Include kids in workouts (bike rides, playground circuits)
  • Listen to audiobooks during commutes (75 Soft)
  • Prep meals during naptime
  • Use stroller runs for outdoor requirements
  • Create family-friendly healthy meals

For Frequent Travelers:

  • Research hotels with gyms in advance
  • Pack resistance bands and jump rope
  • Download workout apps for hotel rooms
  • Bring a reusable water bottle
  • Load e-reader with extra books

For Those with Injuries:

  • Consult healthcare providers first
  • Focus on rehabilitation exercises
  • Use swimming or water aerobics
  • Try chair yoga or seated workouts
  • Prioritize physical therapy as a workout

After Day 75: Maintaining Your Transformation

The Phase 2 Options:

Option 1: Continue Modified Maintain 3-4 key habits at 80% intensity

Option 2: Try the Other Challenge If you did 75 Soft, attempt 75 Hard (or vice versa)

Option 3: Create Quarterly Challenges Design 30-day focused challenges throughout the year

Option 4: Become a Mentor Guide others through their journey

The 90-Day Integration Plan:

Days 76-90: Maintain 3 core habits Days 91-105: Add one new growth habit Days 106-120: Evaluate and adjust for sustainability Day 121+: Design your personalized lifestyle system


FAQs: Everything You're Wondering

Q: Can I do 75 Hard if I'm vegetarian/vegan? A: Absolutely. Choose any diet that aligns with your goals and values.

Q: What counts as a workout? A: Any intentional exercise for 45 minutes. Walking, yoga, and stretching all count.

Q: Can I split the gallon of water throughout the day? A: Yes, and you should! Aim for consistent hydration, not chugging.

Q: What if I get sick during 75 Hard? A: Official rules say start over. Many switch to 75 Soft when ill.

Q: Can couples do this together? A: Yes! Partners who challenge together report stronger relationships.

Q: Is 75 Hard safe? A: Consult your doctor first. The extreme nature isn't suitable for everyone.

Q: Can I drink coffee? A: Yes, black coffee is allowed in both challenges.

Q: What books do you recommend? A: "Atomic Habits," "Can't Hurt Me," "The Power of Now" are popular choices.


Your 75-Day Journey Starts Now

Whether you choose 75 Hard, 75 Soft, or create your own version, you're about to embark on a transformative journey. The challenge isn't just about the 75 days - it's about proving to yourself that you can commit, persist, and achieve extraordinary things.

Remember: The perfect challenge is the one you'll actually complete.

Ready to Begin?

Step 1: Download Habitly to track your daily progress Step 2: Choose your challenge variant Step 3: Set your start date (Mondays are popular) Step 4: Share your commitment publicly Step 5: Take your Day 1 photo

The next 75 days will pass whether you take the challenge or not. The question is: Who do you want to be on Day 76?


Join thousands of successful challengers using Habitly to track their 75 Hard or 75 Soft journey. With custom tracking, daily reminders, and community support, we'll help you become the person you've always wanted to be.

Start Your Free Trial Today →

Remember: Every transformation starts with a single decision. Make yours today.

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