Giant Schnauzer vs Great Dane
A side-by-side comparison to help you find the right breed for your lifestyle.

Giant Schnauzer
Also known as: Riesenschnauzer, Munich Schnauzer
The Giant Schnauzer is a powerful and intelligent large dog breed known for its imposing presence, distinctive beard, and loyal temperament. Originating from Germany, this is the largest of the three Schnauzer breeds and was originally bred for driving cattle and guarding. They are celebrated for their courage, trainability, and protective nature.
Extra Large
High
10-12 yrs
60-70 cm
35-47 kg

Great Dane
The Great Dane is a giant dog breed known for its imposing stature and gentle demeanor, often referred to as a \\\"gentle giant.\\\" Originating from Germany, these dogs are admired for their friendly nature, elegance, and loyal companionship.
Extra Large
High
7-10 years yrs
N/A
Quick Comparison
| Trait | Giant Schnauzer | Great Dane |
|---|---|---|
| Energy | ||
| Trainability | ||
| Grooming Needs | ||
| Family Friendly | ||
| Independence |
Key Characteristics
| Good with Kids | ||
| Good with Dogs | ||
| Good with Cats | ||
| Hypoallergenic | ||
| Apartment Friendly | ||
| First-Time Owner OK |
| Detail | Giant Schnauzer | Great Dane |
|---|---|---|
| Size | Extra Large | Extra Large |
| Energy Level | High | High |
| Grooming | High | Low |
| Trainability | challenging | Moderate |
| Barking Level | High | Medium |
| Shedding Level | Low | High |
| Chew strength | N/A | Moderate |
| Housing | Yard | Apartment |
Owner Fit & Decision Guide
Owner Match
| Trait | Giant Schnauzer | Great Dane |
|---|---|---|
| Experience Level | Advanced | Beginner |
| First-Time Owner | ||
| Ideal Owner | Experienced dog owner who understands canine body language and drive theory. Active lifestyle with time for 2+ hours of daily engagement. Confident personality that can be firm and consistent. Has secure property with 6ft fence. Works from home or can provide midday activity. No other dogs of same sex in household. | Active individual or family who can provide adequate exercise and training for a Great Dane. |
Giant Schnauzer Dealbreakers
- First-time dog owner
- Sedentary lifestyle
- Passive personality - cannot firmly enforce rules
- Live in rental housing (breed bans and size limits)
- Have other dogs of the same sex
Great Dane Dealbreakers
- Cannot meet 60-90 min daily exercise
- Cannot tolerate heavy shedding
Surrender Risk
| Factor | Giant Schnauzer | Great Dane |
|---|---|---|
| Risk Level | High | Medium |
| Primary Reasons | Bit me/my child/my other dog, Owner failed to set boundaries, 90lb dog now challenges for control, Same-sex aggression emerged at maturity, Cannot afford insurance or housing | Underestimated exercise needs, Behavioral challenges, Cost of care |
Temperament & Personality
Behavior Comparison
| Trait | Giant Schnauzer | Great Dane |
|---|---|---|
| Prey Drive | ||
| Watchdog Ability | ||
| Stranger Friendly | ||
| Drool Level | ||
| Wanderlust |
Vocalization
| Trait | Giant Schnauzer | Great Dane |
|---|---|---|
| Barking Level | High | Medium |
| Howling Tendency | ||
| Whining Tendency | Low | Low |
| Separation Vocalization |
Safety & Reliability
| Trait | Giant Schnauzer | Great Dane |
|---|---|---|
| Escape Artist | ||
| Dog Park Suitable | ||
| Off-Leash Reliable | ||
| Small Animal Safe | ||
| Leash Reactivity | ||
| Resource Guarding Risk | High | Low |
Giant Schnauzer Social Traits
Very High
Very selective - same-sex aggression common, best as only dog or with submissive opposite-sex dog
Great Dane Social Traits
Low
Generally friendly
Training
Giant Schnauzer
- They need 'No' to mean 'No' - not permissive training
- Be a confident leader - if you are passive, they will assume leadership
- They are intelligent problem solvers who will exploit inconsistency
- Socialization is a race against the clock before suspicion sets in
Great Dane
- **: Great Danes respond best to **positive reinforcement**. They are sensitive dogs; harsh corrections can cause them to shut down or become fearful [cite: 13].
Giant Schnauzer Considerations
Male Giant Schnauzers are notoriously intolerant of other males, and females can be equally combative. This often emerges at sexual maturity (18-24 months), turning a peaceful puppy household into a war zone. Many owners end up 'crate and rotate' (permanent separation).
Unlike eager-to-please breeds, Giant Schnauzers constantly ask 'Why should I?' They test boundaries relentlessly. Passive or inconsistent owners will find themselves with a dog that assumes leadership, leading to resource guarding and territorial aggression.
Their heritage involves vermin control and cattle driving. The 'kill bite' part of the predatory sequence is often intact. Cats, rabbits, and small dogs are at significant risk.
Giant Schnauzers appear on many insurance 'dangerous dog' lists. Premiums may be 2-3x higher than average, or coverage denied entirely. Check insurance BEFORE getting this dog.
Great Dane Considerations
Great Danes are profoundly social animals, often described as "Velcro dogs." They do not tolerate isolation well. Left alone for long periods, their anxiety can manifest in destructive chewing or digging. Given their size, a panicked Dane can destroy a door frame or a sofa in minutes.
While generally calm indoors, young Danes experience bursts of frenetic energy known as "zoomies." In a small space, a 100lb puppy moving at high speed is a physical hazard to furniture, children, and themselves.
Between 6 and 18 months, Danes are essentially giant puppies. They may not realize their own strength, leading to accidental knocking over of children or elderly family members. Leash manners are critical; a pulling Dane cannot be physically overpowered by most owners.
Multi-Species Compatibility
| Species | Giant Schnauzer | Great Dane |
|---|---|---|
| With Cats | High risk - only possible with strict supervision and early socialization, never guaranteed | Generally safe with proper introduction |
| Small Mammals | Dangerous - strong prey drive | Supervision required |
| Birds / Reptiles | Unsafe - predatory drive intact | Caution advised |
Advanced Behavior
| Trait | Giant Schnauzer | Great Dane |
|---|---|---|
| Predatory Sequence Risk | Full | Medium |
| Biddability | Medium | Low |
| Noise Sensitivity | Low | Low |
| Territorial Barking | ||
| Same-Sex Aggression Onset | 18 months | 18 months |
Giant Schnauzer: The predatory sequence (Eye->Stalk->Chase->Grab->Kill) is often intact from their vermin control heritage. They are true guard dogs who will physically confront threats - not just alert bark. They require an owner who can call them off immediately. Independent worker but cooperative with established handler.
First Year & Life Stages
First Year Challenges
| Challenge | Giant Schnauzer | Great Dane |
|---|---|---|
| Puppy Difficulty | ||
| Destructive Phase | 6-24 | 6-18 |
| House Training | Moderate | Challenging |
| Crate Training | Medium | Medium |
| Adolescent Regression |
Giant Schnauzer: Unlike friendly Labs, Giant Schnauzer puppies combine sharp puppy teeth with a desire to dominate. They challenge handling early. Socialization is a race against the clock before their suspicion of strangers sets in. They are 'beavers' that will dismantle furniture if bored.
Great Dane: Great Dane puppies require consistent training and patience.
Life Stages Timeline
| Stage | Giant Schnauzer | Great Dane |
|---|---|---|
| Puppy Phase | 18 months | 12 months |
| Adolescence | 18-36 | 6-18 |
| Adult Years | 3-8 | 2-8 |
| Senior Onset | ~9 years | ~8 years |
| Peak Energy Age | 2-5 years | 1-3 years |
Size & Physical Characteristics
Physical Stats
| Measurement | Giant Schnauzer | Great Dane |
|---|---|---|
| Height | 60-70 cm | N/A |
| Weight | Not enough data yet | Not enough data yet |
| Size Category | Extra Large | Extra Large |
| Lifespan | 10–12 years | 7–10 years |
| Litter Size | 5-9 | 4-8 |
Giant Schnauzer Coat
Great Dane Coat
Lineage & Origin
| Detail | Giant Schnauzer | Great Dane |
|---|---|---|
| Original Purpose | Cattle driving and guarding butcher shops/breweries | The Great Dane, or *Deutsche Dogge*, was developed in Germany (not Denmark) as a boar hound |
| Origin | Bavarian Alps, Germany | N/A |
Breeding Details
| Detail | Giant Schnauzer | Great Dane |
|---|---|---|
| C-Section Rate | Low | Varies |
| Whelping Difficulty | Easy | Medium |
| Puppy Mortality Rate | Low | Low |
Physical Risks
| Risk | Giant Schnauzer | Great Dane |
|---|---|---|
| Bloat / GDV Risk | High | Low |
| Slippery Floor Risk | Medium | Low |
| Min Fence Height | 1.8m | 1.5m |
| Dig / Escape Risk | Low | Low |
Health & Common Conditions
Giant Schnauzer Health Issues
Great Dane Health Issues
Giant Schnauzer Suggested Tests
- Hip Dysplasia (OFA)
- Thyroid
- Eyes (CERF)
- DCM (Heart)
- DLA diversity
Great Dane Suggested Tests
- Prophylactic gastropexy
- Regular echocardiogram screening
- Hip evaluations
- Eye evaluations
- Thyroid evaluations
- Cardiac evaluations
Health Risk Overview
| Risk Factor | Giant Schnauzer | Great Dane |
|---|---|---|
| Cancer Risk | High | Medium |
| Cardiac Risk | Medium | Low |
| Neurological Risk | Medium | Low |
| CCL/ACL Tear Risk | Medium | Low |
| Vet Burden Tier | High | Medium |
Sensitivities & Allergies
| Sensitivity | Giant Schnauzer | Great Dane |
|---|---|---|
| Skin Allergies | ||
| Environmental Allergies | ||
| Stomach Sensitivity | Low | Low |
| Food Allergies | Grain sensitivities |
Health Maintenance
| Care Item | Giant Schnauzer | Great Dane |
|---|---|---|
| Nail Growth Rate | Fast | Normal |
| Eye Care Needs | Low | Low |
| Anal Gland Issues | Rare | Occasional |
Senior Care & Aging
Giant Schnauzer Senior Care
Common Senior Issues
- Cancer (especially toe cancer)
- Hip dysplasia progression
- Hypothyroidism
- Cognitive decline
Rapid decline can occur in senior years. Cancer is the primary concern and often the limiting factor on lifespan. Any broken nail or toe swelling must be treated as potential emergency.
Great Dane Senior Care
Common Senior Issues
- Arthritis
- Vision decline
- Cognitive changes
Senior care varies by individual health.
Grooming & Care
Giant Schnauzer
high maintenanceGreat Dane
low maintenanceLifestyle Compatibility
Giant Schnauzer Daily Life
Great Dane Daily Life
Housing & Legal Restrictions
| Restriction | Giant Schnauzer | Great Dane |
|---|---|---|
| BSL Restricted | ||
| Common Rental Ban | ||
| Insurance Blacklist | ||
| Weight Category | Over 50lbs | Under 50lbs |
Climate Tolerance
| Climate | Giant Schnauzer | Great Dane |
|---|---|---|
| Heat Tolerance | ||
| Cold Tolerance | ||
| Water Affinity | Medium | Medium |
Travel Compatibility
| Activity | Giant Schnauzer | Great Dane |
|---|---|---|
| Car Travel | Good | Good |
| Camping | ||
| Beach Friendly | ||
| Hiking Rating | ||
| Cabin Flight Eligible | ||
| Hotel Friendly Size |
Niche Suitability
| Role | Giant Schnauzer | Great Dane |
|---|---|---|
| Service Dog | Medium | Low |
| Therapy Dog | Low | Low |
| Deep Pressure Therapy | ||
| Canicross / Bikejoring | ||
| Apartment Adaptable | ||
| Tactile / Sensory Friendly | ||
| Livestock Guardian | ||
| Medical Alert | Medium | Low |
Costs & Expenses
Upfront Costs
| Cost | Giant Schnauzer | Great Dane |
|---|---|---|
| Purchase Price | $2,500-3,500 | N/A |
| Initial Cost Range | $2,500–$3,500 | $1,000–$2,500 |
| Cost Tier |
Ongoing Costs
| Cost | Giant Schnauzer | Great Dane |
|---|---|---|
| Monthly Range | $200–$350 | $130–$260 |
| Yearly Range | $3,000–$4,500 | $1,560–$3,120 |
| Food / Month | $80-120 | $100-200 |
| Insurance / Month | $60-100 | N/A |
| Grooming / Session | $100-200 | N/A |
| Vet Routine / Year | $500-1,000 | N/A |
| Monthly Cost Tier |
Giant Schnauzer Lifetime Cost
$35,000-60,000
Great Dane Lifetime Cost
N/A
Quirks & Fun Facts
Daily Quirks
| Quirk | Giant Schnauzer | Great Dane |
|---|---|---|
| Snoring | ||
| Flatulence | Occasional | Occasional |
| Slobber Level | Light | Low |
| Smell When Wet | Mild | Moderate |
| Zoomies Frequency | Daily | Occasional |
| Counter Surfing | ||
| Digging Tendency | Low | Low |
Giant Schnauzer Quirks
The Soggy Beard
The beard is a sponge - you will have water trails on your floor and wet spots on your lap after every drink.
Schnauzer Talk
They are vocal communicators - grumbling, woo-wooing, and groaning to express themselves.
Bathroom Shadow
You will never be alone again. If you close a door, they will wait on the other side. They need to be with their handler to feel secure.
Frequently Asked Questions
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