Texas Instruments TI-84 Plus CE Blueberry Graphing Calculato

The Verdict

The TI-84 Plus CE in Blueberry is the calculator that refuses to die — and for good reason. It’s been the gold standard for high school and college math for over a decade, and this slimmer, color-screened version modernizes the formula without breaking what worked. But at its price point, you need to know exactly what you’re getting before you click buy.

What’s in the Box

TI keeps the packaging minimal. You get the calculator itself in that distinctive blueberry blue (a deep, muted indigo that looks sharp on a desk), a USB charging cable, and a quick-start guide. No wall adapter — you’ll charge it from a laptop or any USB port. The slide-on protective cover is included and actually fits snugly, which matters when this thing is rattling around in a backpack.

The Real-World Experience

The first thing you notice is the screen. The 320x240 color display is a genuine upgrade over the monochrome TI-84 Plus. When you graph two functions, they’re rendered in different colors, which makes intersections and overlaps immediately obvious instead of requiring squinting at dashed vs. solid lines. The backlight is adjustable and bright enough for dim lecture halls without being obnoxious.

Battery life is where this model earns its keep. The built-in lithium-ion battery is rated for 30 hours of continuous use — in practice, that’s weeks of daily classwork and homework sessions. The USB charging means you can top it off in your dorm room or office without hunting for specialty cables. One Amazon reviewer noted, “Charged it once at the start of the semester and never worried about it again. My old TI-84 ate AAA batteries like candy.”

The keypad has that familiar TI tactile feel — slightly rubbery, responsive, and spaced well enough for rapid data entry. The CE is also about 30% lighter than the original TI-84 Plus, which doesn’t sound like much until you’re carrying it plus a laptop and textbooks across campus.

What Buyers Consistently Praise

Across the 240 ratings at 4.8 stars, the same themes keep surfacing. Students and parents alike highlight the durability — multiple reviewers mention dropping theirs without issues. One parent wrote: “This survived two years of my son’s backpack abuse and still works perfectly. Worth every penny.” Teachers frequently note that this is the calculator they recommend because it’s approved for standardized tests (SAT, ACT, AP exams) and doesn’t have the distractions of a phone or tablet.

Where It Falls Short

Let’s be honest about the tradeoffs. At this price, you’re paying for the TI name and the exam-approved status — not advanced features. The TI-Nspire CX CAS, which costs more, can do symbolic algebra and calculus manipulation. This one can’t. If you’re an engineering student doing heavy computation, you’ll outgrow it.

The 3MB Flash storage is also tight. Install the Cabri Jr. geometry app, a couple of games, and a statistics program, and you’re nearly full. It’s not a dealbreaker for standard coursework, but it’s worth knowing before you load up.

And yes, the price is what it is. TI has faced minimal competition in the test-approved calculator space, and they price accordingly. The Blueberry color variant often sells at a slight premium over the basic black model, purely for aesthetics.

Who Should Buy This

Buy it if: You’re a high school student taking pre-calculus through AP Calculus, a college student in introductory math or statistics courses, or a parent buying the calculator your school explicitly requires. If you need a reliable, exam-approved calculator that will last through four years of coursework, this is the one.

Skip it if: You’re a STEM major doing advanced engineering or physics work (you’ll want CAS capability), you need a calculator for casual home use (a phone app suffices), or you’re on a tight budget and can find a used older TI-84 Plus for significantly less.

FAQ

Q: Is the TI-84 Plus CE allowed on the SAT and ACT? A: Yes. It’s on the College Board’s approved calculator list. The color screen and backlight are permitted — the rules restrict CAS systems and QWERTY keyboards, not color displays.

Q: How long does the battery actually last? A: TI claims 30 hours. In real-world use with regular backlight usage, expect 20-25 hours. The battery is non-removable, but it’s rated for thousands of charge cycles, so it’ll outlast your need for it.

Q: Can I use it for college engineering courses? A: For introductory calculus and physics, yes. But if you’re taking differential equations or advanced engineering courses, you’ll likely need a CAS-capable calculator or MATLAB/Mathematica on a laptop. This is a high school and early-college tool.

The Verdict

4.6/5 stars

The TI-84 Plus CE Blueberry is the default choice for a reason. It’s durable, battery-efficient, and universally accepted in academic settings. The color screen and lighter body are genuine improvements, not gimmicks. The downsides — the premium price and limited storage — are real but don’t undermine its core purpose.

If you need a graphing calculator for school or standardized tests, stop deliberating. This is the one. If you’re hoping for a multipurpose math tool that grows with you into advanced coursework, consider whether the CAS-capable alternatives justify their higher cost. For everyone else, the Blueberry CE is a smart, long-term investment in your academic success.

Where to Buy

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Last updated: 2026-08-06. Ratings and prices current as of review date. Verify on Amazon before purchasing.