Choosing the right USPS: First Class Vs Priority

Choosing the right USPS first class vs priority

Choosing the right USPS: First Class Vs Priority

Oct 11, 2021, 7:49:06 AM Business

Have you ever wonder if there is any significant difference between First Class Mail and Priority Mail? If yes, you have landed on the right page because today, we’ll discuss the difference between First-Class Mail and Priority Mail. Every Amazon seller and e-commerce businesses need to understand the USPS guidelines for choosing the right USPS. Many e-commerce stores are running worldwide, but not all are successful because what is the point of getting the same product one week later when you can get it the next day. So, what’s makes e-commerce effective depends on its shipping time. This article will give in-depth detail about choosing the right USPS: First class vs. Priority.

USPS stands for United States Postal Service® (USPS®). It is a very-known and reasonable shipping service that ships to up to 180 countries. USPS provides both domestic and international shipping services. Amazon packages are randomly shipped via Amazon, UPS, USPS, or FedEx’s but USPS is the choice of many e-commerce businesses. Because its more efficient, affordable compare to others like UPS or FedEx. If you are an e-commerce merchant (The one who sells goods and services over the internet) you will be well aware of First Class mail and priority mail. But USPS delivery depends on two factors transit time and cost. One major advantage of USPS over other shipping methods is that it’s simple to use just print labels and drop them at your nearest USPS post office or mailboxes. They also provide you flat-shipping rates in which you can choose your own packaging material according to your budget. See how to ship items?

Service Options:

Service Options:

The following are the service options USPS provides:

1. First Class Package

2. Priority mail international service.

But the question is which shipping option is best for your business’s first-class Vs priority mail? So, read the article further to know. Click on the link for more details click here.

What is USPS First Class Mail?

What is USPS First Class Mail?

First-class mail is the most common and easy way used in Amazon to ship letters, envelopes, postcards, invoices, large/small packages, and lightweight materials between 1-3 business days. It’s the top-shipping method compare to second-class, third-class, and fourth-class shipping methods.

What is USPS First Class Mail?

First-class stamps cost $0.58 (the current 1 oz price) and will never expire, even if the First Class™ postage rate goes up.

USPS is best for shipping shirts and t-shirts because they are lightweight and durable. They use ploy mailers for shirts. USPS doesn’t charge extra costs for ploy mailers for small shipments.

What is USPS Priority mail?

USPS priority mail is the top mail service of USPS as its name suggests it delivers priority mails. Its best for sending international packages and is the top service used by Amazon right now. It delivers quicker than First Class mail because the Van passes from each address daily. It provides a money-back guarantee with a free pick-up. Priority mail ships deliver heavy products. Priority mail is closer to UPS and FedEx but it’s still the prices are compared to those. The parcels that fit in the mailbox are economical however for bigger parcels the cost depends on weight and size.

The products like shoes, toys, makeup, watches, jewelry products that weigh more than 3.5 ounces are ship through priority mail

  Differences Between First Class and Priority mail

The difference between the First Class and Priority mail depends on six factors

1. Pricing.

2. Delivery time.

3. Packing weight and dimensions.

4. Weekend Deliveries.

5. Signature Services.

6. Insurance Coverage

1. Pricing:

There is no fixed pricing difference between First Class and Priority Mail. However, the shipping charges depend on weight, size, destination. Priority mail often has some fixed rates for specified envelopes.


SuppliesCommercial Base pricePost Office PriceFlat rate envelope7.40$7.95$Gift card flat rate envelope7.40$7.95$Window flat rate envelope7.40$7.95$Small flat rate envelope7.40$7.95$Padded flat rate envelope8.00$8.55$Legal flat rate envelope7.70$8.25$Small flat rate box7.70$8.45$Medium flat rate box-1(top-loading)13.75$15.50$Medium flat rate box-2(side-loading)13.75$15.50$Large flat rate box19.30$21.90$Apo/FPO/DPO/ flat box rate17.80$20.40$Large Flat rate board game box19.30$21.90$Prepaid forever priority mail flat rate packaging7.95$7.95$

You can see the difference by this example parcels shipped using First Class vs priority mail to the same place has a 3$ difference.

2. Delivery Time:

Shipping time or delivery time is the main backbone of e-commerce whether you are working on Amazon, eBay, or Shopify. Gaining customer’s trust is the main thing in an e-commerce business that’s why not all e-commerce businesses are not successful even some are selling the same product.

Delivery Time:

 The best tip to grow your business is never made a false commitment about delivery you will not only disappoint the customer but also, he will never order anything from you. In Amazon, there is a high chance that customer claims you.

The delivery times highly depend on the destination but priority mail is faster than First Class mail and therefore costly. However, priority mail is best for international shipments. First Class usually takes 1-3 business days vs priority mail takes 1-2 business days. Priority mail also provides overnight delivery and if you receive it you are eligible for a full refund.

There are different zones that show the domestic shipping time.

USPS serviceZone 1Zone 3Zone 5Zone 8First Class mail2 days3 days3 days3-5 daysPriority mail1-2 days2 days2 days3 days

 First Class mail and priority mail international shipping time.

ServiceEstimate timeFirst Class mailNo guaranteed time framePriority Mail6-10 days

Packing weight and dimensions:

3. Packing weight and dimensions:

 There is a huge difference between First Class and priority class weights and dimensions for sending parcels. First Class mail is used to send light mails like letters, envelopes, shirts, postcards, padded envelopes parcels that are under or equal to one pound. The maximum weight for First Class USPS mail is 15. 99oz°or 4lbs. Whereas the products over 1 pound fall under priority mails. The maximum weight of priority mail is 70lbs. The parcels that fit mailboxes are less expensive in shipping as compare to bigger parcels. The parcels that exceed these measurements are restricted. However, standalone batteries or Lithium batteries packed with the shipment are prohibited only Lithium Batteries which are included in the product are allowed.


The minimum dimensions of First-Class mail are 3½ inches by 5 inches, maximum size is 4¼ inches by 6 inches. The thickness is 0.007 inches to 0.016 inches. The maximum size of priority mail parcels will be 108 inches combined in length and girth.

5. Weekend Deliveries:

Weekend Deliveries:

There are very few services that provide delivery on weekends. Doing e-commerce business is not so easy as people think and delivering the products in time especially after this pandemic is not safe. USPS is one of the services that do provide delivery on weekends or national holidays.

USPS first-mail does provide delivery on Saturday but is the non-guaranteed economy. Whereas USPS delivers all priority mail on Saturday at no extra cost and on Sunday take some additional fee and to prevent late dispatch rate in Amazon. As pressure and competition of providing the best shipping service to your customer are high in e-commerce.

6. Signature Services:

Signature Services:

The USPS offers a service called signature confirmation that gives shippers extra peace of mind that requires a signature from the recipient to be present to sign for the item so that the buyers know the customer receive the parcel. It’s proof that the customer receives the parcel important for documentation and in case of any claim received from Amazon.

The First-Class mail does not come with a signature service it includes a package only whereas for the priority mail shippers can purchase the signature confirmation that benefits the buyers.

6. Insurance Coverage:

Insurance Coverage:

While sending or receiving parcels there are high chances that the product might get lost in the process to ensure that you choose a service that does provide you insurance coverage if that happens.

The biggest advantage of priority mail VS First Class mail is that priority mail provides insurance coverage that compensates for your lost or damaged product over 100$ for your domestic coverage and 200$ for international coverage. Whereas First Class mail does not provide any insurance coverage,

Advantages and Disadvantages of First-Class Mail:

Advantages and Disadvantages of First-Class Mail:


  • Delivers between 1-3 business days.
  • Cost-effective.
  • Includes return and forwarding services.
  • Consistent delivery timing from the USPS.
  • Provide Tracking info.
  • Best choice for sending letters and postcards in affordable price.
  • Presorting can be done to get significant postage discounts.
  • Reach people with outdated address.
  • Best choice during the holidays.
  • Provide certified mail facility.


  • Cannot mail parcels more than 15.99 ounces.
  • Extremely restrictive.
  • Cannot use this option with any US territories or non-contiguous states.
  • Does not provide insurance coverage,
  • No signature services are included.
  • First Class mail does not provide delivery on Sunday.
  • Cost of parcel rises with every ounce.
  • Cost more than the other mailing options.
  • International delivery is non-guaranteed.
  • Does not provide end-to-end delivery.

Advantages and Disadvantages of Priority mail:


  • Delivers between 1-2 business days.
  • Provides insurance coverage.
  • Free pick-up.
  • Provide tracking info.
  • Guarantees over-night delivery.
  • Best choice for sending large parcels weights more than 13 lbs.
  • Provide signature service.
  • Shipping boxes and envelopes are free.
  • Fastest delivery over other mailing services.
  • Includes return and forwarding services.
  • Delivers internationally is guaranteed.
  • Provide weekend delivers.
  • Reliable with non-contiguous states.
  • Provide certified mail facility.
  • Includes special handling.


  • Costly.
  • They keep changing the price.
  • Lithium batteries packed with the shipment are prohibited.

Which one is right for you First-class Vs Priority mail?

Choosing the right USPS First-class Vs Priority mail which one is right or suitable for your parcel has hopefully easy now because you are well-informed about all the pros and cons now.

So, before choosing any mail ask yourself some questions,

  • Is your item valuable? If so, how much it is?
  • Is your item heavy? If so, how much is it?
  • Do you want signature confirmation from customer?
  • Do you want insurance coverage in case of lost or damage?
  • Do you want ultra-speedy delivery?
  • What the dimensions of your item?
  • What’s your budget?

Common FAQS about First Class and Priority mail?

Q1: What is considered first-class priority mail?

Ans: The maximum weight for large envelopes is 15.99 ounces exceeding from this will fall in priority mail.

Q2. What is the difference between First Class and Priority mail?

Ans: The difference is in weight, speed, dimensions, insurance coverage, and other services.

Q3. How long does it take for first-class mail?

Ans. The delivery time depends on the destination but the United States postal service (USPS) reports as of January b2018 it usually takes 1-3 business days.

Q4. Does first-class mail deliver faster?

Ans. First Class mail has higher priority over marketing mail, retail ground, or media mail.

Q5. Can First Class take longer than 5-days?

Ans. According to the USPS, the delivery time can be exceeded from 1-3 to 1-5 business days but it depends on your destination.

Q6. Is priority mail being safer than First Class?

Ans. Yes, because priority mail provides insurance coverage over First Class mail in case of loss or damage.

Q7: Is First Class mail provide delivery on Sunday?

Ans. No, first-class USPS provide delivery on Saturday only.

Is There any better Solution?

There is always a solution to every problem. Many people want to select the shipping service that would say all-in 1 means that provides all the best services like affordable, fast delivery service globally, signature services, provide tracking info, insurance coverage, weekend deliveries. But finding all these in one is difficult. We provide complete training on Amazon with tips that will not only grow your business in less time and budget. We have a bunch of teams that will help you from selling to marketing with valuable profits. For more info visit here.


USPS is the best and affordable shipping option for your e-commerce business. That provides easy flat-structure rates with flexible shipping options compare to other shipping options like UPS and FedEx. So, Choosing the right USPS: First Class vs priority mail is very important. Now you will be very well aware of which USPS service you should choose First Class or and priority mail. Both provide tracking info till your parcel delivers, deliver globally, provide certified mail, provide special handling. You can also change shipping services from Amazon. According to your requirement. If you are finding low-budget shipping for light-weight parcels First Class is best for you and if want faster delivery and you have a good budget definitely go for priority mail service. Priority mail is best for international deliveries. But in the end, the choice will be yours and it will depend on your product’s weight, dimensions, and destination.

To which extent do you want to take your business.

Published by Awais Arshad

Written by Awais Arshad

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