Carrier Comparisons

USPS Media Mail vs Ground Advantage

Eligibility vs speed—don’t misuse Media Mail.

Rules

Media Mail is strictly limited to eligible content; Ground Advantage for general parcels.

UPS Shipping Calculator

Get instant UPS shipping rates for all services. Compare UPS Ground, Air, and international options. Save up to 48% on UPS labels through ShipWave.

Stamps.com vs Endicia: Understanding the Merged Company

Stamps.com acquired Endicia in 2015—they are now the same company. Both charge monthly fees for USPS rates available free elsewhere.

Pirate Ship vs ShipStation: Complete Platform Comparison

Pirate Ship is free with the best USPS rates. ShipStation costs $9.99-229/mo but offers automation and multi-carrier support.

Explore more guides and tools for your shipping needs

Speed vs reliability for mid‑distance lanes.

When to pay for overnight vs save with 1–3 day service.

Pick the cheapest Priority option by package profile.

Which 2‑day service wins by route and profile.

Compare price, delivery windows, and weekend service.

Which ground service wins by lane and package profile.