USPS leads light, UPS Ground Saver leads the middle, UPS Ground takes the heavy end. All from the 2026-07-27 pull.
Where each carrier wins, Newark, NJ 07102 to Atlanta, GA 30303, 2026-07-27
We priced the same lane at four common listing weights on 2026-07-27. Watch the leader change hands going down the column.
| Parcel weight | Lowest quote | Winning service | Quoted transit |
|---|---|---|---|
| 2 lb | $8.48 | USPS Ground Advantage | 6-7 business days |
| 5 lb | $13.65 | UPS Ground Saver | 4 business days |
| 10 lb | $17.56 | UPS Ground Saver | 4 business days |
| 20 lb | $23.00 | UPS Ground Saver | 4 business days |
The reference parcel behind the pattern
Here is the full board for a bulkier store order, an 18 × 14 × 10 in carton at 17.6 lb, same lane, same date, so you can see how tightly the middle of the market bunches.
| Carrier | Service | Price | Quoted transit |
|---|---|---|---|
| UPS | Ground Saver | $21.77 lowest | 4 business days |
| FedEx | Ground Economy | $21.78 | 4-5 business days |
| USPS | Ground Advantage | $23.69 | 6-7 business days |
| UPS | Ground | $25.12 | 3-4 business days |
| FedEx | Ground | $32.23 | 3-4 business days |
At 30 lb the crossover continues: UPS Ground drops to the front at $31.52 on this lane while Ground Saver falls back to $51.79. No single carrier deserves your whole store, and a quote per listing is how the pattern pays you.
Template your top three parcels
Most stores ship the same two or three box shapes over and over. Quote each shape once a week, note the winner, and default to it until the next check.
The listing page is a promise
Underquoting shipping on a listing eats the margin you worked for. Price the label first, then write the listing around a number you have actually seen.
Repeat lanes, repeat savings
Whatever edge the comparison finds pays out again on every order that follows, because store traffic keeps hitting the same lanes. Volume turns small spreads into real money.
Volume seller questions
Which carrier is cheapest for eBay sellers?
It depends on the weight band. In our 2026-07-27 data, USPS Ground Advantage led at 2 lb with $8.48, UPS Ground Saver held 5 through 20 lb, and UPS Ground took over by 30 lb at $31.52 on the Newark to Atlanta lane.
How much can comparing carriers actually save?
On the 17.6 lb reference carton, the spread between the cheapest and priciest service was $21.77 to $32.23 on one day. Multiply a gap like that across a busy month of orders and the answer writes itself.
Is there a bulk discount I should chase?
Chase the per-parcel winner instead. The crossover pattern between services moves more money for a small store than negotiated volume pricing ever will at typical seller scale.
Do I need special software for many labels?
No, each parcel quotes and buys in about a minute as a guest. Sellers with steady volume simply keep the calculator open during packing sessions.