Spillmark vs Premium Autos Inc

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Spillmark compared with Premium Autos Inc
Detail	Spillmark	Premium Autos Inc
What it does	Run your Amazon store on autopilot with AI agents	Used Teslas and EVs dealer in Southern California
Stage	Not given	Established
Founded	Not given	Not given
Based in	US	US
Pricing model	Paid	Paid
Pricing	Dashboard $19/mo, Starter $49/mo (for brands spending up to $3k a month on Meta), Growth $199/mo (for brands spending over $3k a month on Meta)	Used Teslas from $12,261; Used Tesla Model Y from $18,580; Used Tesla Model X from $19,680; Used Tesla Model S from $13,511. Cars under $10,000, $20,000 to $25,000, and under $300 per month available. All prices include $85 documentation fee; sales tax and government fees added separately.
Key features	Holdout testing for measuring true ad lift with statistical ranges Profit dashboard showing earnings by channel after fees and costs Read-only access with no automatic changes to ad accounts Locked experiment designs that cannot be edited after starting Pre-test checks showing whether tests can deliver clear answers Alert notifications for detected problems and issues Branded Amazon PPC tests on Growth plan	492 vehicles in stock with online pricing Free CARFAX vehicle history reports EV battery health estimates and EPA range information Online payment estimator without credit check Pre-qualification and credit applications online Same-day vehicle pickup after paperwork Trade-in appraisals online and outright vehicle purchases 3-day return right on eligible used cars under $50,000 Transparent pricing with all fees included Optional add-ons never required to buy or finance
What makes it different	Measures true sales lift causation, not platform attribution credit Built by and tested on an actual Amazon seller's own brand Tests locked before starting with results never edited after Data never shared, pooled or benchmarked with other brands Read-only access by default with full user approval for all changes	California's largest selection of used Teslas at an independent dealer Prices listed online on most vehicles with no hidden fees Compliance with California's CARS Act for consumer protection Specialized EV battery health assessment and transparency 10 years of experience in used vehicle sales
Ships internationally	Not given	Not given
Sells online	Not given	Not given
Physical shop	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	27 no change since last check
Trust Flow (Majestic)	0	6
Citation Flow (Majestic)	0	34
Referring domains (Majestic)	0	200

6 details filled in for both companies.

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